Skip to main content
U.S. flag

An official website of the United States government

Ecosystems Mission Area

The USGS Ecosystems Mission Area provides science to help America achieve sustainable management and conservation of biological resources in wild and urban spaces, and places in between.

News

USGS Firelight: PHIRE Edition - Vol. 2 | Issue 2

Red Squirrels Expand Their Range During High Seed Production Years, Threatening Songbird Nests

Red Squirrels Expand Their Range During High Seed Production Years, Threatening Songbird Nests

USGS Friday's Findings - June 28, 2024

USGS Friday's Findings - June 28, 2024

Publications

Projected sea-level rise and high tide flooding at De Soto National Memorial, Florida

IntroductionNational parks and preserves in the South Atlantic-Gulf Region contain valuable coastal habitats such as tidal wetlands and mangrove forests, as well as irreplaceable historic buildings and archeological sites located in low-lying areas. These natural and cultural resources are vulnerable to accelerated sea-level rise and escalating high tide flooding events. Through a Natural Resource
Authors
Hana R. Thurman, Nicholas M. Enwright, Michael J. Osland, Davina L. Passeri, Richard H. Day, Bethanie M. Simons

Distribution, abundance, and breeding activities of the Least Bell's Vireo at Marine Corps Base Camp Pendleton, California—2020 annual report

Executive SummaryThe purpose of this report is to provide the Marine Corps with an annual summary of abundance, breeding activity, demography, and habitat use of endangered Least Bell’s Vireos (Vireo bellii pusillus) at Marine Corps Base Camp Pendleton (MCBCP, or Base). Surveys for the Least Bell's Vireo were conducted at MCBCP, California, between April 1 and July 10, 2020. Core survey areas and
Authors
Suellen Lynn, Michelle Treadwell, Barbara E. Kus

Distribution, Abundance, and Breeding Activities of the Southwestern Willow Flycatcher at Marine Corps Base Camp Pendleton, California—2020 Annual Report

Executive SummarySurveys for the endangered Southwestern Willow Flycatcher (Empidonax traillii extimus) were done at Marine Corps Base Camp Pendleton (MCBCP or “Base”), California, between May 4 and July 31, 2020. All of MCBCP’s historically occupied riparian habitat (core survey area) was surveyed for flycatchers in 2020. Additionally, one-fifth of the unoccupied riparian habitat (non-core survey
Authors
Scarlett L. Howell, Barbara E. Kus

Science

Integration of Environmental DNA (eDNA) Data into the USGS Nonindigenous Aquatic Species Database

USGS and Department of the Interior partners have added a new, advanced capability to the early detection and rapid response tool set – the integration of environmental DNA and sighting data in the USGS Nonindigenous Aquatic Species database.
link

Integration of Environmental DNA (eDNA) Data into the USGS Nonindigenous Aquatic Species Database

USGS and Department of the Interior partners have added a new, advanced capability to the early detection and rapid response tool set – the integration of environmental DNA and sighting data in the USGS Nonindigenous Aquatic Species database.
Learn More

Evaluating Cultural Resource Vulnerability To Fires And Post-Fire Impacts

Cultural resources are tangible and intangible elements connected to the physical presence, practices, cultural identity, and/or spirituality of past and present societies.
link

Evaluating Cultural Resource Vulnerability To Fires And Post-Fire Impacts

Cultural resources are tangible and intangible elements connected to the physical presence, practices, cultural identity, and/or spirituality of past and present societies.
Learn More

Advancing Fire Behavior Modeling For Post-Fire Hazards Assessments

Fire behavior is a complex and highly variable process in both space and time. The interdisciplinary PHIRE team includes USGS scientists from across the Mission Areas, research collaborators from universities and federal agencies, and federal, state, and tribal practitioners and stakeholders.
link

Advancing Fire Behavior Modeling For Post-Fire Hazards Assessments

Fire behavior is a complex and highly variable process in both space and time. The interdisciplinary PHIRE team includes USGS scientists from across the Mission Areas, research collaborators from universities and federal agencies, and federal, state, and tribal practitioners and stakeholders.
Learn More