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Brian Reichert, PhD

Brian is Branch Chief of the Ecoinformatics and Wildlife Technology (ECOTECH) Branch at the Fort Collins Science Center, where he serves as Coordinator of the North American Bat Monitoring Program.

As ECOTECH Branch Chief, Brian oversees a multidisciplinary team dedicated to modernizing natural resource science through streamlined workflows, innovative technology, and scalable data systems. ECOTECH designs and maintains integrated software, hardware, and cloud-based solutions that enhance operational efficiency, reduce duplication, and ensure long-term continuity of critical biological monitoring information. Through strong partnerships and a systems-engineering approach, the team delivers tools and infrastructure that improve scientific outcomes, increase transparency, and support mission-critical decisions. Brian’s leadership reflects a commitment to effective science delivery, cross-agency collaboration, and the modernization of data systems that help resource managers meet today’s environmental challenges.

Professional Experience

  • 2024-present: Deputy Center Director (Acting), USGS Fort Collins Science Center, Fort Collins, CO

  • 2023-present: Supervisory Physical Scientist and NABat Coordinator, USGS Fort Collins Science Center, Ecoinformatics and Wildlife Technology (ECOTECH) Branch, Fort Collins, CO

  • 2017-2023 Ecologist and NABat Coordinator, USGS Fort Collins Science Center, Trust Species & Habitats, Fort Collins, CO

  • 2014-2016: Postdoctoral Associate, The Fletcher Landscape and Spatial Ecology Lab, Department of Wildlife Ecology and Conservation, University of Florida, Gainesville, FL 

  • 2007-2014: Graduate Research Assistant, Florida Cooperative Fish and Wildlife Research Unit and the University of Florida, Gainesville, FL

  • 2006-2007: Supervisor/Field Biologist, Florida Cooperative Fish and Wildlife Research Unit: Kenansville, FL 

  • 2003-2006: Field Biologist, Minnesota Cooperative Fish and Wildlife Research Unit: St. Paul and Milaca, MN; Nestor One Field Camp, Cape Churchill, Manitoba, Canada

Education and Certifications

  • Ph.D. Wildlife Ecology and Conservation, University of Florida, 2014

  • M.S. Wildlife Ecology and Conservation, University of Florida, 2009

  • B.S. Fisheries, Wildlife, and Conservation Biology, University of Minnesota - Twin Cities, 2005

Affiliations and Memberships*

  • The Wildlife Society

  • Ecological Society of America

  • International Association of Landscape Ecology

Science and Products

Filter Total Items: 20
dark blue map of the continental United States with yellow, white, and red bars sticking up from map

The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) team is a multidisciplinary group that unites expertise in biology, ecology, statistics, data science, and technology to deliver integrated scientific, hardware, and software solutions for modernizing natural resource science. ECOTECH leverages longstanding relationships with partners and draws upon intimate knowledge of both user needs and...
By
Fort Collins Science Center
The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) team is a multidisciplinary group that unites expertise in biology, ecology, statistics, data science, and technology to deliver integrated scientific, hardware, and software solutions for modernizing natural resource science. ECOTECH leverages longstanding relationships with partners and draws upon intimate knowledge of both user needs and...
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Figure 1. The American kestrel, Falco sparverius

Modernized Breeding Bird Survey Portal

The North American Breeding Bird Survey (BBS) Portal is a modern information system that enables volunteer observers and regional coordinators to manage survey routes, enter field data, and coordinate route assignments online. The portal replaces legacy paper-based and outdated digital workflows with a streamlined interface built for the BBS community. Observers can view their assigned routes...
By
Ecosystems Mission Area, Eastern Ecological Science Center, Fort Collins Science Center
Modernized Breeding Bird Survey Portal

Modernized Breeding Bird Survey Portal

The North American Breeding Bird Survey (BBS) Portal is a modern information system that enables volunteer observers and regional coordinators to manage survey routes, enter field data, and coordinate route assignments online. The portal replaces legacy paper-based and outdated digital workflows with a streamlined interface built for the BBS community. Observers can view their assigned routes...
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An elk grazes in Yellowstone National Park.

The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository (SAGOTR) is being developed by the USGS Fort Collins Science Center to document, track, discover, and request physical samples of Chronic Wasting Disease (CWD). SAGOTR connects natural resource managers, tissue repositories, and researchers in one online platform, making it easier to locate and share samples and support research and management of CWD...
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center
The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository (SAGOTR) is being developed by the USGS Fort Collins Science Center to document, track, discover, and request physical samples of Chronic Wasting Disease (CWD). SAGOTR connects natural resource managers, tissue repositories, and researchers in one online platform, making it easier to locate and share samples and support research and management of CWD...
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hundreds of bats flying together against a black background

North American Bat Monitoring Program (NABat)

Bats are essential contributing members of healthy, functioning ecosystems. They perform numerous ecosystem services like insect pest control and plant pollination, and provide enormous economic benefits through ecotourism, medical research, and novel biotechnologies. North American bats face unprecedented threats including habitat loss and fragmentation, white-nose syndrome, and wind energy...
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Northern Rocky Mountain Science Center
North American Bat Monitoring Program (NABat)

North American Bat Monitoring Program (NABat)

Bats are essential contributing members of healthy, functioning ecosystems. They perform numerous ecosystem services like insect pest control and plant pollination, and provide enormous economic benefits through ecotourism, medical research, and novel biotechnologies. North American bats face unprecedented threats including habitat loss and fragmentation, white-nose syndrome, and wind energy...
Learn More
a fire burns between dark trees, with starry skies above

Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

FORT researchers provide sound science to support the Department of the Interior in its efforts to manage wildfires, conserve water, reclaim public lands for multiple uses, and promote food security. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering local and rural communities...
By
Ecosystems Mission Area, Fort Collins Science Center
Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

FORT researchers provide sound science to support the Department of the Interior in its efforts to manage wildfires, conserve water, reclaim public lands for multiple uses, and promote food security. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering local and rural communities...
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three firefighters walk along a grass trail with materials for implementing prescribed burn, smoke in the background

Land management research in support of streamlined energy development, economic growth, and wildfire management

FORT researchers provide sound science to support the Department of the Interior in its efforts to streamline reliable energy development, enhance cost efficiency in public lands management, and manage fire-prone habitats for public safety. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations...
By
Ecosystems Mission Area, Land Management Research Program, Fort Collins Science Center
Land management research in support of streamlined energy development, economic growth, and wildfire management

Land management research in support of streamlined energy development, economic growth, and wildfire management

FORT researchers provide sound science to support the Department of the Interior in its efforts to streamline reliable energy development, enhance cost efficiency in public lands management, and manage fire-prone habitats for public safety. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations...
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a lone male bison stands against a bright, white snowy background

Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

FORT researchers provide sound science to support the Department of Interior in its efforts to preserve American heritage, streamline species listing decisions and promote species recovery, manage wild horses and burros using efficient, cost-effective tools, and sustain hunting and fishing on public lands. This research is developed in partnership with resource managers from local, State, Federal...
By
Fort Collins Science Center
Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

FORT researchers provide sound science to support the Department of Interior in its efforts to preserve American heritage, streamline species listing decisions and promote species recovery, manage wild horses and burros using efficient, cost-effective tools, and sustain hunting and fishing on public lands. This research is developed in partnership with resource managers from local, State, Federal...
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a firefighter walks toward burning shrub in a sagebrush landscape

Invasive species science in support of public safety, America’s natural resources, and economic growth

FORT invasive species researchers provide sound, reliable science to support the Department of the Interior in its goals of ensuring public safety and security, protecting America’s lands and waters, and aiding economic growth. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering...
By
Fort Collins Science Center
Invasive species science in support of public safety, America’s natural resources, and economic growth

Invasive species science in support of public safety, America’s natural resources, and economic growth

FORT invasive species researchers provide sound, reliable science to support the Department of the Interior in its goals of ensuring public safety and security, protecting America’s lands and waters, and aiding economic growth. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering...
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Conceptual network diagram for Siren

Siren: The National Early Detection and Rapid Response Information System

Siren: the National Early Detection and Rapid Response (EDRR) Information System is an online resource for invasive species information sharing and collaboration that serves as the information hub of the National EDRR Framework.
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center
Siren: The National Early Detection and Rapid Response Information System

Siren: The National Early Detection and Rapid Response Information System

Siren: the National Early Detection and Rapid Response (EDRR) Information System is an online resource for invasive species information sharing and collaboration that serves as the information hub of the National EDRR Framework.
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Bats benefit from maintaining a close-knit roosting group.

Tracking Bats and Coronaviruses

Below are the USGS 2020 Coronavirus Aid, Relief and Economic Security Act (CARES Act) research projects related to tracking bats and coronaviruses. Select tabs above for related items.
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center, National Wildlife Health Center, Western Ecological Research Center (WERC)
Tracking Bats and Coronaviruses

Tracking Bats and Coronaviruses

Below are the USGS 2020 Coronavirus Aid, Relief and Economic Security Act (CARES Act) research projects related to tracking bats and coronaviruses. Select tabs above for related items.
Learn More
Tightly clustered roosting bats

A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

Bat Research Research collaboration: Winifred Frick (Bat Conservation International), Theodore Weller (U.S. Forest Service), Wayne Thogmartin (UMESC), Craig Willis (University of Winnipeg), and Brian Reichert (FORT) White-nose Syndrome (WNS) has caused severe declines in bat populations over the past 10 years and colony sizes at winter hibernacula have decreased on average by >90% for three...
By
Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Upper Midwest Environmental Sciences Center
A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

Bat Research Research collaboration: Winifred Frick (Bat Conservation International), Theodore Weller (U.S. Forest Service), Wayne Thogmartin (UMESC), Craig Willis (University of Winnipeg), and Brian Reichert (FORT) White-nose Syndrome (WNS) has caused severe declines in bat populations over the past 10 years and colony sizes at winter hibernacula have decreased on average by >90% for three...
Learn More
Tri-colored bat with visible WNS symptom

Bat Research

White-nose syndrome (WNS) caused by the fungal pathogen Pseudogymnoascus destructans (Pd) has decimated hibernating bat populations across North America since it emerged 10 years ago in New York. As Pd has spread across North America, infection dynamics and mortality from WNS have varied among species and across sites. The mechanisms behind vulnerability of species across the current and expanding...
By
Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Upper Midwest Environmental Sciences Center
Bat Research

Bat Research

White-nose syndrome (WNS) caused by the fungal pathogen Pseudogymnoascus destructans (Pd) has decimated hibernating bat populations across North America since it emerged 10 years ago in New York. As Pd has spread across North America, infection dynamics and mortality from WNS have varied among species and across sites. The mechanisms behind vulnerability of species across the current and expanding...
Learn More
Filter Total Items: 27

North American Bat Monitoring Program (NABat) acoustic data release North American Bat Monitoring Program (NABat) acoustic data release

The North American Bat Monitoring Program (NABat) leverages acoustic monitoring as a scalable method for collecting detection-non-detection and activity data across multiple bat species through space and time. These valuable data, collected by hundreds of partners across North America, facilitate advanced statistical analyses of bat distributions, relative abundance, and ecological...
By
Fort Collins Science Center

Years since implementation of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities for bat habitat Years since implementation of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities for bat habitat

This data release contains the spatial raster outputs, R code, and lookup table from a synthesis of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities hypothesized to influence bat habitat. The included raster data cover the continental United States and represent the number of years that have passed since a given management action was implemented...
By
Fort Collins Science Center

Results and Code From the North American Bat Monitoring Program's (NABat) Integrated Species Distribution and Trend Models for Hoary Bat and Silver-Haired Bat Results and Code From the North American Bat Monitoring Program's (NABat) Integrated Species Distribution and Trend Models for Hoary Bat and Silver-Haired Bat

These data contain results and model code from the North American Bat Monitoring Program's (NABat) integrated species distribution and trend models for the hoary bat (Lasiurus cinereus) and silver-haired bat (Lasionycteris noctivagans). These results document population status and trends based on the first continental-scale, comprehensive analysis of NABat data for tree bats (2012–2023)
By
Fort Collins Science Center

Supplemental Results and Code from North American Bat Monitoring Program (NABat) Integrated Species Distribution Model for Tricolored Bat Supplemental Results and Code from North American Bat Monitoring Program (NABat) Integrated Species Distribution Model for Tricolored Bat

These data contain supplemental results and model code from the North American Bat Monitoring Program's (NABat) integrated species distribution model (iSDM) for the tricolored bat (Perimyotis subflavus). These data also serve as supplemental results, source data used to create figures, and model code to the companion manuscript: "Integrated distribution modeling resolves asynchrony...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) OneHealth (ver. 2.0, June 2025) North American Bat Monitoring Program (NABat) OneHealth (ver. 2.0, June 2025)

This dataset documents the results of large-scale surveillance efforts to assess coronavirus prevalence in North American bats. Wildlife monitoring is critical for establishing disease baselines and identifying key factors that inform conservation strategies aimed at reducing pathogen exposure among wildlife, domestic animals, and humans. Reports of SARS-CoV-2 in free-ranging wildlife in...
By
Fort Collins Science Center

North American Bat Monitoring Program Knitted Grid and Multi-scale Grid Covariates North American Bat Monitoring Program Knitted Grid and Multi-scale Grid Covariates

This data release contains spatial and tabular products that provide a multi-scale, continuous North American Bat Monitoring Program (NABat) master sample grid surface and a suite of ecologically-relevant covariates. This continuous surface, called the "knitted grid," is a combination of 5 kilometer (km), 10km, and 50km master sample grids for the Contiguous United States (CONUS), Alaska...
By
Fort Collins Science Center

Extrapolated Offshore Occupancy Predictions for Three Bat Species Extrapolated Offshore Occupancy Predictions for Three Bat Species

We generated an extrapolated surface of predicted occupancy values offshore for the little brown bat (Myotis lucifugus), northern long-eared bat (Myotis septentrionalis), and tri-colored bat (Perimyotis subflavus). Values were generated for each grid cell in the Continental United States (CONUS) Grid-Based Offshore Sampling Frame which extends from coastal areas (i.e., 10 kilometer [km]...
By
Fort Collins Science Center

Supplemental Results from: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends Supplemental Results from: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends

These data contain the supplementary results corresponding with the journal article: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends by Udell et al. (2024) in Ecological Monographs. These results contain the findings from the North American Bat Monitoring Program's (NABat) "Summer Abundance Status and Trends" analyses...
By
Fort Collins Science Center

Summer Roost Site Suitability Analyses of Four North American Bat Species in the Eastern United States Summer Roost Site Suitability Analyses of Four North American Bat Species in the Eastern United States

This data release contains the spatial raster outputs from analyses of summer roost site habitat for each of 4 species considered under the United States Forest Service proposed Bat Conservation Strategy (Myotis lucifugus, MYLU; Myotis septentrionalis, MYSE; Myotis sodalis, MYSO; and Perimyotis subflavus, PESU). The included raster data represent the mean suitability for summer roosting...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) Predicted Northern Long-Eared Bat Occupancy Probabilities North American Bat Monitoring Program (NABat) Predicted Northern Long-Eared Bat Occupancy Probabilities

These data contain the results from the North American Bat Monitoring Program's (NABat) species distribution model (SDM) for the northern long-eared bat (Myotis septentrionalis). The provided tabular data includes predictions (with upper and lower confidence intervals) for northern long-eared bat occupancy probabilities (which represent the probability of presence) based on data from the...
By
Fort Collins Science Center

North American Bat Monitoring Program: NABat Acoustic ML (version 2.0.0) North American Bat Monitoring Program: NABat Acoustic ML (version 2.0.0)

Bats play crucial ecological roles, and provide valuable ecosystem services, yet many populations face serious threats from various ecological disturbances. The North American Bat Monitoring Program (NABat) aims to assess status and trends of bat populations, while developing innovative and community-driven conservation solutions using its unique data and technology infrastructure. To...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) Integrated Summer Species Distribution Model: Predicted Tricolored Bat Occupancy Probabilities (ver. 1.1, October 2024) North American Bat Monitoring Program (NABat) Integrated Summer Species Distribution Model: Predicted Tricolored Bat Occupancy Probabilities (ver. 1.1, October 2024)

These data contain the results from the North American Bat Monitoring Program's (NABat) integrated species distribution model (iSDM) for tricolored bats (Perimyotis subflavus). The provided tabular data include predictions (with uncertainty) for tricolored bat occupancy probabilities (i.e., probability of presence) based on data from the entire summer season (May 1–Aug 31), averaged from...
By
Fort Collins Science Center
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Filter Total Items: 37

Bayesian model selection to investigate meaningful spatial scales Bayesian model selection to investigate meaningful spatial scales

Ecologists and other statistical practitioners with access to high-resolution spatial data often lack guidance on best approaches for discerning meaningful spatial scales for environmental covariates which is necessary when spatial factors influence environmental processes. Recently developed methods have attempted to automate investigating spatial scales for covariates by evaluating...
Authors
Andrew Hoegh, Kathryn M. Irvine, Katharine M. Banner, Luz de Wit, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Evaluating evidence of changing regional occupancy of four bat species in response to forest management practices Evaluating evidence of changing regional occupancy of four bat species in response to forest management practices

Coordinated, regional strategies to guide effective management and conservation of forests can be used to balance conservation with management for other objectives such as timber, scenic viewsheds, and fire. A key part of these regional strategies is incorporating knowledge of how management actions may affect certain species, especially those that are sensitive or are of concern...
Authors
Richard D. Inman, Bradley James Udell, Amy Kristine Wray, Bethany R. Straw, Andrea Nichole Schuhmann, Helen Trice Davis, Sarah C. Sawyer, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Multi-scale predictors of Northern Long-eared Bat (Myotis septentrionalis) occupancy in the United States Multi-scale predictors of Northern Long-eared Bat (Myotis septentrionalis) occupancy in the United States

Historically, Myotis septentrionalis (Northern Long eared Bat) was among the most common forest-interior species in North America. Largely due to high mortality from white-nose syndrome, this species has experienced severe population declines across its range. To create an updated species distribution map representing summer occupancy probabilities from 2017 to 2022, we integrated...
Authors
Amy Kristine Wray, Bradley James Udell, Helen Trice Davis, Richard D. Inman, Bennet Thomas Lohre, Haley Breiann Price, Jonathan D. Reichard, Andrea Nichole Schuhmann, Bethany R. Straw, Frank Charles Tousley, Jill Utrup, Ashton M. Wiens, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center, Geology, Energy & Minerals Science Center

Summer roost site suitability analyses for 4 special status bat species in the Eastern United States Summer roost site suitability analyses for 4 special status bat species in the Eastern United States

Data describing habitat suitability are crucial for implementing effective conservation planning but are often lacking at regional and continental scales. We address this gap for 4 bat species that are listed, proposed for listing, or under Endangered Species Act listing review by highlighting a framework for estimating summer roost suitability with a presence-background approach to aid
Authors
Richard D. Inman, Andrea Nichole Schuhmann, Sarah Sawyer, Sarah Mccrimmon Gaulke, Frank Charles Tousley, Helen Trice Davis, Bradley James Udell, Bethany R. Straw, Jonathan D. Reichard, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Estimating disease prevalence from preferentially sampled, pooled data Estimating disease prevalence from preferentially sampled, pooled data

After the onset of the COVID-19 pandemic, scientific interest in coronaviruses endemic in animal populations has increased dramatically. However, investigating the prevalence of disease in animal populations across the landscape, which requires finding and capturing animals can be difficult. Spatial random sampling over a grid could be extremely inefficient because animals can be hard to...
Authors
Clinton P. Pollock, Andrew Hoegh, Kathryn Irvine, Luz de Wit, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Integrated distribution modeling resolves asynchrony between bat population impacts and occupancy trends through latent abundance Integrated distribution modeling resolves asynchrony between bat population impacts and occupancy trends through latent abundance

Monitoring populations is challenging for cryptic species with seasonal life cycles, where data from multiple field techniques are commonly collected and analyzed as multiple lines of evidence. Data integration can provide comprehensive inferences while improving accuracy, precision, and scope but faces challenges in modeling misaligned resolutions and observational uncertainties. We...
Authors
Bradley James Udell, Christian Stratton, Kathryn Irvine, Bethany R. Straw, Jonathan D. Reichard, Sarah M. Gaulke, Jeremy. T.H. Coleman, Frank C Tousley, Andrea Nichole Schuhmann, Rich D. Inman, Melinda Turner, Sarah Nystrom, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center, Northern Rocky Mountain Science Center

Predicting bat roosts in bridges using Bayesian Additive Regression Trees Predicting bat roosts in bridges using Bayesian Additive Regression Trees

Human-built structures can provide important habitat for wildlife, but predicting which structures are most likely to be used remains challenging. To evaluate the predictive capabilities of data-driven ensemble modeling approaches, we conducted surveys for bats and signs of bat use, such as urine and guano staining, at bridges across the southwestern United States. We developed a bat...
Authors
Jacob Oram, Amy Kristine Wray, Helen Trice Davis, Luz A. de Wit, Winifred F. Frick, Andrew B. Hoegh, Kathryn M. Irvine, Patrick Pollock, Andrea Nichole Schuhmann, Frank Charles Tousley, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

A novel method for estimating pathogen presence, prevalence, load, and dynamics at multiple scales A novel method for estimating pathogen presence, prevalence, load, and dynamics at multiple scales

The use of quantitative real-time PCR (qPCR) to monitor pathogens is common; however, quantitative frameworks that consider the observation process, dynamics in pathogen presence, and pathogen load are lacking. This can be problematic in the early stages of disease progression, where low level detections may be treated as ‘inconclusive’ and excluded from analyses. Alternatively, a...
Authors
John F. Gridder, Bradley James Udell, Brian E. Reichert, Jeffery T. Foster, William Louis Kendall, Tina L. Cheng, Winifred F. Frick
By
Ecosystems Mission Area, Fort Collins Science Center

Bayesian model selection to investigate meaningful spatial scales Bayesian model selection to investigate meaningful spatial scales

Ecologists and other statistical practitioners with access to high-resolution spatial data lack guidance on best approaches for discerning meaningful spatial scales for environmental covariates which is necessary when spatial factors influence environmental processes. Recently developed methods have attempted to automate investigating spatial scales for covariates by evaluating models...
Authors
Andrew Hoegh, Kathryn Irvine, Katharine M. Banner, de Wit. Luz, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Understanding gaps in early detection of and rapid response to invasive species in the United States: A literature review and bibliometric analysis Understanding gaps in early detection of and rapid response to invasive species in the United States: A literature review and bibliometric analysis

While concepts regarding invasive species establishment patterns and eradication possibilities have long been a topic of invasion biology, the specific terminology referring to early detection of and rapid response to (EDRR) invasive species emerged in scientific literature during the early 2000s. Since then, the EDRR approach has expanded to include a suite of detection, planning, and...
Authors
Amy Kristine Wray, Aimee Christine Agnew, Mary Brown, Emily Marie Dean, Nicole D Hernandez, Audrey Jordon, Cayla Rae Morningstar, Sara Elizabeth Piccolomini, Harrison Alexander Pickett, Wesley M. Daniel, Brian E. Reichert
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center, Wetland and Aquatic Research Center

The state of the bats in North America The state of the bats in North America

The world's rich diversity of bats supports healthy ecosystems and important ecosystem services. Maintaining healthy biological systems requires prompt identification of threats to biodiversity and immediate action to protect species, which for wide-ranging bat species that span geopolitical boundaries warrants international coordination. Anthropogenic forces drive the threats to bats...
Authors
Amanda M. Adams, Luis A. Trujillo, C.J. Campbell, Karen L. Akre, Joaquin Arroyo-Cabrales, Leanne Burns, Jeremy T.H. Coleman, Rita D. Dixon, Charles M. Francis, Melquisedec Gamba-Rios, Vona Kuczynska, Angie McIntire, Rodrigo A. Medellin, Katrina M. Morris, Jonathan D. Reichard, Brian E. Reichert, Jordi L. Segers, Michael D. Whitby, Winifred F. Frick
By
Ecosystems Mission Area, Fort Collins Science Center

Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends

Estimating the abundance of unmarked animal populations from acoustic data is challenging due to the inability to identify individuals and the need to adjust for observation biases including detectability (false negatives), species misclassification (false positives), and sampling exposure. Acoustic surveys conducted along mobile transects were designed to avoid counting individuals more...
Authors
Bradley James Udell, Bethany R. Straw, Susan C. Loeb, Kathryn Irvine, Wayne E. Thogmartin, Cori Lausen, Jonathan D. Reichard, Jeremy T.H. Coleman, Paul M. Cryan, Winifred F. Frick, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Non-USGS Publications**

Reichert, B.E., A.R. Sovie, B.J. Udell, K.M. Hart, R.R. Borkhataria, M. Bonneau, R. Reed, R. McCleery. 2017. Urbanization may limit impacts of an invasive predator on native mammal diversity. Diversity and Distributions. http://onlinelibrary.wiley.com/doi/10.1111/ddi.12531/full
Reichert, B.E., W.L. Kendall, R.J. Fletcher, and W.E. Kitchens. 2016. Spatio-temporal variation in age structure and abundance of the endangered snail kite: pooling across regions masks a declining and aging population. PLoS ONE. http://dx.doi.org/10.1371/journal.pone.0162690
Fletcher, R.J., N. Burrell, B.E. Reichert, D. Visudev. 2016. The effects of landscape connectivity: evidence, challenges, and opportunities. Current Landscape Ecology Reports 1(2), 67-79.
http://link.springer.com/article/10.1007/s40823-016-0009-6
Tsai, J-S., B.E. Reichert, P.C. Frederick, and K.D. Meyer. 2016. Breeding site longevity and site characteristics have intrinsic value for predicting persistence of colonies of an endangered bird. Wetlands 1-9.
http://link.springer.com/article/10.1007/s13157-016-0774-3
Reichert, B.E., R.J. Fletcher, Jr., C.E. Cattau, and W.M. Kitchens. 2016. Consistent scaling of population structure across landscapes despite intraspecific variation in movement and connectivity. Journal of Animal Ecology.
http://onlinelibrary.wiley.com/doi/10.1111/1365-2656.12571/full
Cattau, C.E., R.J. Fletcher, Jr., B.E. Reichert, and W.E. Kitchens. 2016. Counteracting effects of a non-native prey on the demography of a native predator culminate in positive population growth. Ecological Applications.
http://onlinelibrary.wiley.com/doi/10.1890/15-1020.1/full
Fletcher, R.J. Jr., E.P. Robertson, R. Wilcox, B.E. Reichert, J.D. Austin, and W.M. Kitchens. 2015. Preference for natal-like habitats by dispersers explains spatial structure and maladaptive breeding in a highly mobile, endangered bird. Proceedings of the Royal Society B: Biological Sciences 282(1814).
http://rspb.royalsocietypublishing.org/content/282/1814/20151545
Acevedo, M., J. Sefair, J. Smith, B.E. Reichert, and R.J. Fletcher, Jr. 2015. Conservation with uncertainty: optimal network protection under worst-case disturbance events. Journal of Applied Ecology.
http://onlinelibrary.wiley.com/doi/10.1111/1365-2664.12532/full
Reichert, B.E., C.E. Cattau, and R.J. Fletcher, Jr. 2015. Snail kite (Rostrhamus sociabilis plumbeus), The Birds of North America Online (A. Poole, Ed.). Ithaca: Cornell Lab of Ornithology; doi:10.2173/bna.171
https://birdsna.org/Species-Account/bna/species/snakit/introduction
Fletcher, R.J., Jr., A. Revell, B.E. Reichert, W.M. Kitchens, J.D. Dixon, and J.D. Austin. 2013. Network modularity reveals critical scales for connectivity in ecology and evolution. Nature Communications 4.
http://www.nature.com/articles/ncomms3572
Reichert, B.E., C.E. Cattau, R.J. Fletcher, Jr., W.L. Kendall, and W.E. Kitchens. 2012. Extreme weather and experience influence reproduction in an endangered bird. Ecology 93:2580-2589.
https://www.jstor.org/stable/41739616?seq=1#page_scan_tab_contents
Fletcher, R.J. Jr., M.A. Acevedo, B.E. Reichert, K.E. Pias, and W.M. Kitchens. 2011. Social network models predict movement and connectivity in ecological landscapes. Proceedings of the National Academy of Sciences 108(48):19282-19287.
http://www.pnas.org/content/108/48/19282.abstract
Zweig, C.L., B.E. Reichert, and W.M. Kitchens. 2011. Implications of discontinuous elevation gradients on fragmentation and restoration in patterned wetlands. Ecosphere 2(8):972-979.
http://onlinelibrary.wiley.com/doi/10.1890/ES11-00119.1/full
Reichert, B.E., J. Martin, W.L. Kendall, C.E. Cattau, and W.M. Kitchens. 2010. Interactive effects of senescence and natural disturbance on the annual survival probabilities of snail kites. Oikos 119:972-979.
http://onlinelibrary.wiley.com/doi/10.1111/j.1600-0706.2010.18366.x/abstract

**Disclaimer: The views expressed in Non-USGS publications are those of the author and do not represent the views of the USGS, Department of the Interior, or the U.S. Government.

Filter Total Items: 13

Science and Products

Filter Total Items: 20
dark blue map of the continental United States with yellow, white, and red bars sticking up from map

The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) team is a multidisciplinary group that unites expertise in biology, ecology, statistics, data science, and technology to deliver integrated scientific, hardware, and software solutions for modernizing natural resource science. ECOTECH leverages longstanding relationships with partners and draws upon intimate knowledge of both user needs and...
By
Fort Collins Science Center
The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) Research Group

The Ecoinformatics and Wildlife Technology (ECOTECH) team is a multidisciplinary group that unites expertise in biology, ecology, statistics, data science, and technology to deliver integrated scientific, hardware, and software solutions for modernizing natural resource science. ECOTECH leverages longstanding relationships with partners and draws upon intimate knowledge of both user needs and...
Learn More
Figure 1. The American kestrel, Falco sparverius

Modernized Breeding Bird Survey Portal

The North American Breeding Bird Survey (BBS) Portal is a modern information system that enables volunteer observers and regional coordinators to manage survey routes, enter field data, and coordinate route assignments online. The portal replaces legacy paper-based and outdated digital workflows with a streamlined interface built for the BBS community. Observers can view their assigned routes...
By
Ecosystems Mission Area, Eastern Ecological Science Center, Fort Collins Science Center
Modernized Breeding Bird Survey Portal

Modernized Breeding Bird Survey Portal

The North American Breeding Bird Survey (BBS) Portal is a modern information system that enables volunteer observers and regional coordinators to manage survey routes, enter field data, and coordinate route assignments online. The portal replaces legacy paper-based and outdated digital workflows with a streamlined interface built for the BBS community. Observers can view their assigned routes...
Learn More
An elk grazes in Yellowstone National Park.

The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository (SAGOTR) is being developed by the USGS Fort Collins Science Center to document, track, discover, and request physical samples of Chronic Wasting Disease (CWD). SAGOTR connects natural resource managers, tissue repositories, and researchers in one online platform, making it easier to locate and share samples and support research and management of CWD...
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center
The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository for Chronic Wasting Disease

The Strain and Genetic Online Tissue Repository (SAGOTR) is being developed by the USGS Fort Collins Science Center to document, track, discover, and request physical samples of Chronic Wasting Disease (CWD). SAGOTR connects natural resource managers, tissue repositories, and researchers in one online platform, making it easier to locate and share samples and support research and management of CWD...
Learn More
hundreds of bats flying together against a black background

North American Bat Monitoring Program (NABat)

Bats are essential contributing members of healthy, functioning ecosystems. They perform numerous ecosystem services like insect pest control and plant pollination, and provide enormous economic benefits through ecotourism, medical research, and novel biotechnologies. North American bats face unprecedented threats including habitat loss and fragmentation, white-nose syndrome, and wind energy...
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Northern Rocky Mountain Science Center
North American Bat Monitoring Program (NABat)

North American Bat Monitoring Program (NABat)

Bats are essential contributing members of healthy, functioning ecosystems. They perform numerous ecosystem services like insect pest control and plant pollination, and provide enormous economic benefits through ecotourism, medical research, and novel biotechnologies. North American bats face unprecedented threats including habitat loss and fragmentation, white-nose syndrome, and wind energy...
Learn More
a fire burns between dark trees, with starry skies above

Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

FORT researchers provide sound science to support the Department of the Interior in its efforts to manage wildfires, conserve water, reclaim public lands for multiple uses, and promote food security. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering local and rural communities...
By
Ecosystems Mission Area, Fort Collins Science Center
Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

Ecosystem change science in support of wildfire management, water conservation, public land reclamation, and food security

FORT researchers provide sound science to support the Department of the Interior in its efforts to manage wildfires, conserve water, reclaim public lands for multiple uses, and promote food security. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering local and rural communities...
Learn More
three firefighters walk along a grass trail with materials for implementing prescribed burn, smoke in the background

Land management research in support of streamlined energy development, economic growth, and wildfire management

FORT researchers provide sound science to support the Department of the Interior in its efforts to streamline reliable energy development, enhance cost efficiency in public lands management, and manage fire-prone habitats for public safety. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations...
By
Ecosystems Mission Area, Land Management Research Program, Fort Collins Science Center
Land management research in support of streamlined energy development, economic growth, and wildfire management

Land management research in support of streamlined energy development, economic growth, and wildfire management

FORT researchers provide sound science to support the Department of the Interior in its efforts to streamline reliable energy development, enhance cost efficiency in public lands management, and manage fire-prone habitats for public safety. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations...
Learn More
a lone male bison stands against a bright, white snowy background

Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

FORT researchers provide sound science to support the Department of Interior in its efforts to preserve American heritage, streamline species listing decisions and promote species recovery, manage wild horses and burros using efficient, cost-effective tools, and sustain hunting and fishing on public lands. This research is developed in partnership with resource managers from local, State, Federal...
By
Fort Collins Science Center
Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

Fish and wildlife science in support of heritage preservation, efficient decision making, wild ungulate management, and outdoor recreation

FORT researchers provide sound science to support the Department of Interior in its efforts to preserve American heritage, streamline species listing decisions and promote species recovery, manage wild horses and burros using efficient, cost-effective tools, and sustain hunting and fishing on public lands. This research is developed in partnership with resource managers from local, State, Federal...
Learn More
a firefighter walks toward burning shrub in a sagebrush landscape

Invasive species science in support of public safety, America’s natural resources, and economic growth

FORT invasive species researchers provide sound, reliable science to support the Department of the Interior in its goals of ensuring public safety and security, protecting America’s lands and waters, and aiding economic growth. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering...
By
Fort Collins Science Center
Invasive species science in support of public safety, America’s natural resources, and economic growth

Invasive species science in support of public safety, America’s natural resources, and economic growth

FORT invasive species researchers provide sound, reliable science to support the Department of the Interior in its goals of ensuring public safety and security, protecting America’s lands and waters, and aiding economic growth. This research is developed in partnership with resource managers from local, State, Federal and Tribal governments, industry, and nongovernmental organizations, empowering...
Learn More
Conceptual network diagram for Siren

Siren: The National Early Detection and Rapid Response Information System

Siren: the National Early Detection and Rapid Response (EDRR) Information System is an online resource for invasive species information sharing and collaboration that serves as the information hub of the National EDRR Framework.
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center
Siren: The National Early Detection and Rapid Response Information System

Siren: The National Early Detection and Rapid Response Information System

Siren: the National Early Detection and Rapid Response (EDRR) Information System is an online resource for invasive species information sharing and collaboration that serves as the information hub of the National EDRR Framework.
Learn More
Bats benefit from maintaining a close-knit roosting group.

Tracking Bats and Coronaviruses

Below are the USGS 2020 Coronavirus Aid, Relief and Economic Security Act (CARES Act) research projects related to tracking bats and coronaviruses. Select tabs above for related items.
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center, National Wildlife Health Center, Western Ecological Research Center (WERC)
Tracking Bats and Coronaviruses

Tracking Bats and Coronaviruses

Below are the USGS 2020 Coronavirus Aid, Relief and Economic Security Act (CARES Act) research projects related to tracking bats and coronaviruses. Select tabs above for related items.
Learn More
Tightly clustered roosting bats

A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

Bat Research Research collaboration: Winifred Frick (Bat Conservation International), Theodore Weller (U.S. Forest Service), Wayne Thogmartin (UMESC), Craig Willis (University of Winnipeg), and Brian Reichert (FORT) White-nose Syndrome (WNS) has caused severe declines in bat populations over the past 10 years and colony sizes at winter hibernacula have decreased on average by >90% for three...
By
Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Upper Midwest Environmental Sciences Center
A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

A continental-scale study of acoustic phenology to improve population monitoring and inform management of hibernating bats

Bat Research Research collaboration: Winifred Frick (Bat Conservation International), Theodore Weller (U.S. Forest Service), Wayne Thogmartin (UMESC), Craig Willis (University of Winnipeg), and Brian Reichert (FORT) White-nose Syndrome (WNS) has caused severe declines in bat populations over the past 10 years and colony sizes at winter hibernacula have decreased on average by >90% for three...
Learn More
Tri-colored bat with visible WNS symptom

Bat Research

White-nose syndrome (WNS) caused by the fungal pathogen Pseudogymnoascus destructans (Pd) has decimated hibernating bat populations across North America since it emerged 10 years ago in New York. As Pd has spread across North America, infection dynamics and mortality from WNS have varied among species and across sites. The mechanisms behind vulnerability of species across the current and expanding...
By
Biological Threats and Invasive Species Research Program, Species Management Research Program, Fort Collins Science Center, Upper Midwest Environmental Sciences Center
Bat Research

Bat Research

White-nose syndrome (WNS) caused by the fungal pathogen Pseudogymnoascus destructans (Pd) has decimated hibernating bat populations across North America since it emerged 10 years ago in New York. As Pd has spread across North America, infection dynamics and mortality from WNS have varied among species and across sites. The mechanisms behind vulnerability of species across the current and expanding...
Learn More
Filter Total Items: 27

North American Bat Monitoring Program (NABat) acoustic data release North American Bat Monitoring Program (NABat) acoustic data release

The North American Bat Monitoring Program (NABat) leverages acoustic monitoring as a scalable method for collecting detection-non-detection and activity data across multiple bat species through space and time. These valuable data, collected by hundreds of partners across North America, facilitate advanced statistical analyses of bat distributions, relative abundance, and ecological...
By
Fort Collins Science Center

Years since implementation of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities for bat habitat Years since implementation of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities for bat habitat

This data release contains the spatial raster outputs, R code, and lookup table from a synthesis of U.S. Forest Service Activity Tracking System (FACTS) vegetation management activities hypothesized to influence bat habitat. The included raster data cover the continental United States and represent the number of years that have passed since a given management action was implemented...
By
Fort Collins Science Center

Results and Code From the North American Bat Monitoring Program's (NABat) Integrated Species Distribution and Trend Models for Hoary Bat and Silver-Haired Bat Results and Code From the North American Bat Monitoring Program's (NABat) Integrated Species Distribution and Trend Models for Hoary Bat and Silver-Haired Bat

These data contain results and model code from the North American Bat Monitoring Program's (NABat) integrated species distribution and trend models for the hoary bat (Lasiurus cinereus) and silver-haired bat (Lasionycteris noctivagans). These results document population status and trends based on the first continental-scale, comprehensive analysis of NABat data for tree bats (2012–2023)
By
Fort Collins Science Center

Supplemental Results and Code from North American Bat Monitoring Program (NABat) Integrated Species Distribution Model for Tricolored Bat Supplemental Results and Code from North American Bat Monitoring Program (NABat) Integrated Species Distribution Model for Tricolored Bat

These data contain supplemental results and model code from the North American Bat Monitoring Program's (NABat) integrated species distribution model (iSDM) for the tricolored bat (Perimyotis subflavus). These data also serve as supplemental results, source data used to create figures, and model code to the companion manuscript: "Integrated distribution modeling resolves asynchrony...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) OneHealth (ver. 2.0, June 2025) North American Bat Monitoring Program (NABat) OneHealth (ver. 2.0, June 2025)

This dataset documents the results of large-scale surveillance efforts to assess coronavirus prevalence in North American bats. Wildlife monitoring is critical for establishing disease baselines and identifying key factors that inform conservation strategies aimed at reducing pathogen exposure among wildlife, domestic animals, and humans. Reports of SARS-CoV-2 in free-ranging wildlife in...
By
Fort Collins Science Center

North American Bat Monitoring Program Knitted Grid and Multi-scale Grid Covariates North American Bat Monitoring Program Knitted Grid and Multi-scale Grid Covariates

This data release contains spatial and tabular products that provide a multi-scale, continuous North American Bat Monitoring Program (NABat) master sample grid surface and a suite of ecologically-relevant covariates. This continuous surface, called the "knitted grid," is a combination of 5 kilometer (km), 10km, and 50km master sample grids for the Contiguous United States (CONUS), Alaska...
By
Fort Collins Science Center

Extrapolated Offshore Occupancy Predictions for Three Bat Species Extrapolated Offshore Occupancy Predictions for Three Bat Species

We generated an extrapolated surface of predicted occupancy values offshore for the little brown bat (Myotis lucifugus), northern long-eared bat (Myotis septentrionalis), and tri-colored bat (Perimyotis subflavus). Values were generated for each grid cell in the Continental United States (CONUS) Grid-Based Offshore Sampling Frame which extends from coastal areas (i.e., 10 kilometer [km]...
By
Fort Collins Science Center

Supplemental Results from: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends Supplemental Results from: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends

These data contain the supplementary results corresponding with the journal article: Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends by Udell et al. (2024) in Ecological Monographs. These results contain the findings from the North American Bat Monitoring Program's (NABat) "Summer Abundance Status and Trends" analyses...
By
Fort Collins Science Center

Summer Roost Site Suitability Analyses of Four North American Bat Species in the Eastern United States Summer Roost Site Suitability Analyses of Four North American Bat Species in the Eastern United States

This data release contains the spatial raster outputs from analyses of summer roost site habitat for each of 4 species considered under the United States Forest Service proposed Bat Conservation Strategy (Myotis lucifugus, MYLU; Myotis septentrionalis, MYSE; Myotis sodalis, MYSO; and Perimyotis subflavus, PESU). The included raster data represent the mean suitability for summer roosting...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) Predicted Northern Long-Eared Bat Occupancy Probabilities North American Bat Monitoring Program (NABat) Predicted Northern Long-Eared Bat Occupancy Probabilities

These data contain the results from the North American Bat Monitoring Program's (NABat) species distribution model (SDM) for the northern long-eared bat (Myotis septentrionalis). The provided tabular data includes predictions (with upper and lower confidence intervals) for northern long-eared bat occupancy probabilities (which represent the probability of presence) based on data from the...
By
Fort Collins Science Center

North American Bat Monitoring Program: NABat Acoustic ML (version 2.0.0) North American Bat Monitoring Program: NABat Acoustic ML (version 2.0.0)

Bats play crucial ecological roles, and provide valuable ecosystem services, yet many populations face serious threats from various ecological disturbances. The North American Bat Monitoring Program (NABat) aims to assess status and trends of bat populations, while developing innovative and community-driven conservation solutions using its unique data and technology infrastructure. To...
By
Fort Collins Science Center

North American Bat Monitoring Program (NABat) Integrated Summer Species Distribution Model: Predicted Tricolored Bat Occupancy Probabilities (ver. 1.1, October 2024) North American Bat Monitoring Program (NABat) Integrated Summer Species Distribution Model: Predicted Tricolored Bat Occupancy Probabilities (ver. 1.1, October 2024)

These data contain the results from the North American Bat Monitoring Program's (NABat) integrated species distribution model (iSDM) for tricolored bats (Perimyotis subflavus). The provided tabular data include predictions (with uncertainty) for tricolored bat occupancy probabilities (i.e., probability of presence) based on data from the entire summer season (May 1–Aug 31), averaged from...
By
Fort Collins Science Center
No results found.
Filter Total Items: 37

Bayesian model selection to investigate meaningful spatial scales Bayesian model selection to investigate meaningful spatial scales

Ecologists and other statistical practitioners with access to high-resolution spatial data often lack guidance on best approaches for discerning meaningful spatial scales for environmental covariates which is necessary when spatial factors influence environmental processes. Recently developed methods have attempted to automate investigating spatial scales for covariates by evaluating...
Authors
Andrew Hoegh, Kathryn M. Irvine, Katharine M. Banner, Luz de Wit, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Evaluating evidence of changing regional occupancy of four bat species in response to forest management practices Evaluating evidence of changing regional occupancy of four bat species in response to forest management practices

Coordinated, regional strategies to guide effective management and conservation of forests can be used to balance conservation with management for other objectives such as timber, scenic viewsheds, and fire. A key part of these regional strategies is incorporating knowledge of how management actions may affect certain species, especially those that are sensitive or are of concern...
Authors
Richard D. Inman, Bradley James Udell, Amy Kristine Wray, Bethany R. Straw, Andrea Nichole Schuhmann, Helen Trice Davis, Sarah C. Sawyer, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Multi-scale predictors of Northern Long-eared Bat (Myotis septentrionalis) occupancy in the United States Multi-scale predictors of Northern Long-eared Bat (Myotis septentrionalis) occupancy in the United States

Historically, Myotis septentrionalis (Northern Long eared Bat) was among the most common forest-interior species in North America. Largely due to high mortality from white-nose syndrome, this species has experienced severe population declines across its range. To create an updated species distribution map representing summer occupancy probabilities from 2017 to 2022, we integrated...
Authors
Amy Kristine Wray, Bradley James Udell, Helen Trice Davis, Richard D. Inman, Bennet Thomas Lohre, Haley Breiann Price, Jonathan D. Reichard, Andrea Nichole Schuhmann, Bethany R. Straw, Frank Charles Tousley, Jill Utrup, Ashton M. Wiens, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center, Geology, Energy & Minerals Science Center

Summer roost site suitability analyses for 4 special status bat species in the Eastern United States Summer roost site suitability analyses for 4 special status bat species in the Eastern United States

Data describing habitat suitability are crucial for implementing effective conservation planning but are often lacking at regional and continental scales. We address this gap for 4 bat species that are listed, proposed for listing, or under Endangered Species Act listing review by highlighting a framework for estimating summer roost suitability with a presence-background approach to aid
Authors
Richard D. Inman, Andrea Nichole Schuhmann, Sarah Sawyer, Sarah Mccrimmon Gaulke, Frank Charles Tousley, Helen Trice Davis, Bradley James Udell, Bethany R. Straw, Jonathan D. Reichard, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Estimating disease prevalence from preferentially sampled, pooled data Estimating disease prevalence from preferentially sampled, pooled data

After the onset of the COVID-19 pandemic, scientific interest in coronaviruses endemic in animal populations has increased dramatically. However, investigating the prevalence of disease in animal populations across the landscape, which requires finding and capturing animals can be difficult. Spatial random sampling over a grid could be extremely inefficient because animals can be hard to...
Authors
Clinton P. Pollock, Andrew Hoegh, Kathryn Irvine, Luz de Wit, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Integrated distribution modeling resolves asynchrony between bat population impacts and occupancy trends through latent abundance Integrated distribution modeling resolves asynchrony between bat population impacts and occupancy trends through latent abundance

Monitoring populations is challenging for cryptic species with seasonal life cycles, where data from multiple field techniques are commonly collected and analyzed as multiple lines of evidence. Data integration can provide comprehensive inferences while improving accuracy, precision, and scope but faces challenges in modeling misaligned resolutions and observational uncertainties. We...
Authors
Bradley James Udell, Christian Stratton, Kathryn Irvine, Bethany R. Straw, Jonathan D. Reichard, Sarah M. Gaulke, Jeremy. T.H. Coleman, Frank C Tousley, Andrea Nichole Schuhmann, Rich D. Inman, Melinda Turner, Sarah Nystrom, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center, Northern Rocky Mountain Science Center

Predicting bat roosts in bridges using Bayesian Additive Regression Trees Predicting bat roosts in bridges using Bayesian Additive Regression Trees

Human-built structures can provide important habitat for wildlife, but predicting which structures are most likely to be used remains challenging. To evaluate the predictive capabilities of data-driven ensemble modeling approaches, we conducted surveys for bats and signs of bat use, such as urine and guano staining, at bridges across the southwestern United States. We developed a bat...
Authors
Jacob Oram, Amy Kristine Wray, Helen Trice Davis, Luz A. de Wit, Winifred F. Frick, Andrew B. Hoegh, Kathryn M. Irvine, Patrick Pollock, Andrea Nichole Schuhmann, Frank Charles Tousley, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

A novel method for estimating pathogen presence, prevalence, load, and dynamics at multiple scales A novel method for estimating pathogen presence, prevalence, load, and dynamics at multiple scales

The use of quantitative real-time PCR (qPCR) to monitor pathogens is common; however, quantitative frameworks that consider the observation process, dynamics in pathogen presence, and pathogen load are lacking. This can be problematic in the early stages of disease progression, where low level detections may be treated as ‘inconclusive’ and excluded from analyses. Alternatively, a...
Authors
John F. Gridder, Bradley James Udell, Brian E. Reichert, Jeffery T. Foster, William Louis Kendall, Tina L. Cheng, Winifred F. Frick
By
Ecosystems Mission Area, Fort Collins Science Center

Bayesian model selection to investigate meaningful spatial scales Bayesian model selection to investigate meaningful spatial scales

Ecologists and other statistical practitioners with access to high-resolution spatial data lack guidance on best approaches for discerning meaningful spatial scales for environmental covariates which is necessary when spatial factors influence environmental processes. Recently developed methods have attempted to automate investigating spatial scales for covariates by evaluating models...
Authors
Andrew Hoegh, Kathryn Irvine, Katharine M. Banner, de Wit. Luz, Brian E. Reichert
By
Ecosystems Mission Area, Northern Rocky Mountain Science Center

Understanding gaps in early detection of and rapid response to invasive species in the United States: A literature review and bibliometric analysis Understanding gaps in early detection of and rapid response to invasive species in the United States: A literature review and bibliometric analysis

While concepts regarding invasive species establishment patterns and eradication possibilities have long been a topic of invasion biology, the specific terminology referring to early detection of and rapid response to (EDRR) invasive species emerged in scientific literature during the early 2000s. Since then, the EDRR approach has expanded to include a suite of detection, planning, and...
Authors
Amy Kristine Wray, Aimee Christine Agnew, Mary Brown, Emily Marie Dean, Nicole D Hernandez, Audrey Jordon, Cayla Rae Morningstar, Sara Elizabeth Piccolomini, Harrison Alexander Pickett, Wesley M. Daniel, Brian E. Reichert
By
Ecosystems Mission Area, Biological Threats and Invasive Species Research Program, Fort Collins Science Center, Wetland and Aquatic Research Center

The state of the bats in North America The state of the bats in North America

The world's rich diversity of bats supports healthy ecosystems and important ecosystem services. Maintaining healthy biological systems requires prompt identification of threats to biodiversity and immediate action to protect species, which for wide-ranging bat species that span geopolitical boundaries warrants international coordination. Anthropogenic forces drive the threats to bats...
Authors
Amanda M. Adams, Luis A. Trujillo, C.J. Campbell, Karen L. Akre, Joaquin Arroyo-Cabrales, Leanne Burns, Jeremy T.H. Coleman, Rita D. Dixon, Charles M. Francis, Melquisedec Gamba-Rios, Vona Kuczynska, Angie McIntire, Rodrigo A. Medellin, Katrina M. Morris, Jonathan D. Reichard, Brian E. Reichert, Jordi L. Segers, Michael D. Whitby, Winifred F. Frick
By
Ecosystems Mission Area, Fort Collins Science Center

Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends Using mobile acoustic monitoring and false-positive N-mixture models to estimate bat abundance and population trends

Estimating the abundance of unmarked animal populations from acoustic data is challenging due to the inability to identify individuals and the need to adjust for observation biases including detectability (false negatives), species misclassification (false positives), and sampling exposure. Acoustic surveys conducted along mobile transects were designed to avoid counting individuals more...
Authors
Bradley James Udell, Bethany R. Straw, Susan C. Loeb, Kathryn Irvine, Wayne E. Thogmartin, Cori Lausen, Jonathan D. Reichard, Jeremy T.H. Coleman, Paul M. Cryan, Winifred F. Frick, Brian E. Reichert
By
Ecosystems Mission Area, Fort Collins Science Center

Non-USGS Publications**

Reichert, B.E., A.R. Sovie, B.J. Udell, K.M. Hart, R.R. Borkhataria, M. Bonneau, R. Reed, R. McCleery. 2017. Urbanization may limit impacts of an invasive predator on native mammal diversity. Diversity and Distributions. http://onlinelibrary.wiley.com/doi/10.1111/ddi.12531/full
Reichert, B.E., W.L. Kendall, R.J. Fletcher, and W.E. Kitchens. 2016. Spatio-temporal variation in age structure and abundance of the endangered snail kite: pooling across regions masks a declining and aging population. PLoS ONE. http://dx.doi.org/10.1371/journal.pone.0162690
Fletcher, R.J., N. Burrell, B.E. Reichert, D. Visudev. 2016. The effects of landscape connectivity: evidence, challenges, and opportunities. Current Landscape Ecology Reports 1(2), 67-79.
http://link.springer.com/article/10.1007/s40823-016-0009-6
Tsai, J-S., B.E. Reichert, P.C. Frederick, and K.D. Meyer. 2016. Breeding site longevity and site characteristics have intrinsic value for predicting persistence of colonies of an endangered bird. Wetlands 1-9.
http://link.springer.com/article/10.1007/s13157-016-0774-3
Reichert, B.E., R.J. Fletcher, Jr., C.E. Cattau, and W.M. Kitchens. 2016. Consistent scaling of population structure across landscapes despite intraspecific variation in movement and connectivity. Journal of Animal Ecology.
http://onlinelibrary.wiley.com/doi/10.1111/1365-2656.12571/full
Cattau, C.E., R.J. Fletcher, Jr., B.E. Reichert, and W.E. Kitchens. 2016. Counteracting effects of a non-native prey on the demography of a native predator culminate in positive population growth. Ecological Applications.
http://onlinelibrary.wiley.com/doi/10.1890/15-1020.1/full
Fletcher, R.J. Jr., E.P. Robertson, R. Wilcox, B.E. Reichert, J.D. Austin, and W.M. Kitchens. 2015. Preference for natal-like habitats by dispersers explains spatial structure and maladaptive breeding in a highly mobile, endangered bird. Proceedings of the Royal Society B: Biological Sciences 282(1814).
http://rspb.royalsocietypublishing.org/content/282/1814/20151545
Acevedo, M., J. Sefair, J. Smith, B.E. Reichert, and R.J. Fletcher, Jr. 2015. Conservation with uncertainty: optimal network protection under worst-case disturbance events. Journal of Applied Ecology.
http://onlinelibrary.wiley.com/doi/10.1111/1365-2664.12532/full
Reichert, B.E., C.E. Cattau, and R.J. Fletcher, Jr. 2015. Snail kite (Rostrhamus sociabilis plumbeus), The Birds of North America Online (A. Poole, Ed.). Ithaca: Cornell Lab of Ornithology; doi:10.2173/bna.171
https://birdsna.org/Species-Account/bna/species/snakit/introduction
Fletcher, R.J., Jr., A. Revell, B.E. Reichert, W.M. Kitchens, J.D. Dixon, and J.D. Austin. 2013. Network modularity reveals critical scales for connectivity in ecology and evolution. Nature Communications 4.
http://www.nature.com/articles/ncomms3572
Reichert, B.E., C.E. Cattau, R.J. Fletcher, Jr., W.L. Kendall, and W.E. Kitchens. 2012. Extreme weather and experience influence reproduction in an endangered bird. Ecology 93:2580-2589.
https://www.jstor.org/stable/41739616?seq=1#page_scan_tab_contents
Fletcher, R.J. Jr., M.A. Acevedo, B.E. Reichert, K.E. Pias, and W.M. Kitchens. 2011. Social network models predict movement and connectivity in ecological landscapes. Proceedings of the National Academy of Sciences 108(48):19282-19287.
http://www.pnas.org/content/108/48/19282.abstract
Zweig, C.L., B.E. Reichert, and W.M. Kitchens. 2011. Implications of discontinuous elevation gradients on fragmentation and restoration in patterned wetlands. Ecosphere 2(8):972-979.
http://onlinelibrary.wiley.com/doi/10.1890/ES11-00119.1/full
Reichert, B.E., J. Martin, W.L. Kendall, C.E. Cattau, and W.M. Kitchens. 2010. Interactive effects of senescence and natural disturbance on the annual survival probabilities of snail kites. Oikos 119:972-979.
http://onlinelibrary.wiley.com/doi/10.1111/j.1600-0706.2010.18366.x/abstract

**Disclaimer: The views expressed in Non-USGS publications are those of the author and do not represent the views of the USGS, Department of the Interior, or the U.S. Government.

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*Disclaimer: Listing outside positions with professional scientific organizations on this Staff Profile are for informational purposes only and do not constitute an endorsement of those professional scientific organizations or their activities by the USGS, Department of the Interior, or U.S. Government

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