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Patuxent Box Turtle Study Encounter Data Patuxent Box Turtle Study Encounter Data

The data set consists of eastern box turtle encounters made at Patuxent Refuge from 2019-2025 as part of organized field surveys on Central Tract.

Pd Surveillance DNA Extraction by Sample Type Experiment Data Release Pd Surveillance DNA Extraction by Sample Type Experiment Data Release

These data were collected as part of a research project to compare commonly used DNA extraction methods for subsequent detection of Pseudogymnoascus destructans (Pd), the causative fungus of white-nose syndrome in bats, from bat guano samples, skin swabs, and environmental/sediment swabs. Swab samples were used to evalute DNA extraction protocols based on either a MagMAX™ Total Nucleic...

Pd Surveillance Sample Storage-Extraction Experiment Data Release Pd Surveillance Sample Storage-Extraction Experiment Data Release

Storage-Extraction_Experiment.csv: These data include the qPCR results (Ct values and copy numbers) of DNA extracted from swab samples inoculated with Pd conidia (1,000, 10,000, or 100,000 conidia), stored at various temperatures (ambient temperature, 4°C, or -20°C), with or without RNAlater® preservative, for various durations (3 days, 1 month, or 3 months), and extracted with either a...

Peak-flow frequency analyses for selected streamgages in and near Lincoln County, Montana Peak-flow frequency analyses for selected streamgages in and near Lincoln County, Montana

This data release contains peak-flow frequency analyses for selected streamgages in Lincoln County, Montana, along with information documenting the input data and specifications for the analyses. The analyses were performed using the methods described by Siefken and others (2025).

Peak-flow frequency analyses for selected streamgages in Montana, North Dakota, South Dakota, and Wyoming Peak-flow frequency analyses for selected streamgages in Montana, North Dakota, South Dakota, and Wyoming

Data release contains peak-flow frequency analyses for selected streamgages in Montana, North Dakota, South Dakota, and Wyoming, along with information documenting the input data and specifications for the analyses. The analyses were performed using the methods described by Siefken and others (2025).

Peak-flow frequency analyses for selected streamgages in Wyoming, based on data through water year 2022 (ver. 1.1, July 2025) Peak-flow frequency analyses for selected streamgages in Wyoming, based on data through water year 2022 (ver. 1.1, July 2025)

The USGS Wyoming-Montana Water Science Center (WY–MT WSC) completed a report (Siefken and others, 2025) documenting methods for peak-flow frequency analysis following implementation of the Bulletin 17C guidelines. This data release, published in cooperation with the Wyoming Water Development Office, presents peak-flow frequency analyses for selected streamgages in Wyoming, based on data...

Pearl Harbor National Memorial, O‘ahu Hawaiian Hoary bat acoustic activity and tree metric data, 2024 Pearl Harbor National Memorial, O‘ahu Hawaiian Hoary bat acoustic activity and tree metric data, 2024

We examined acoustic activity of the endangered Hawaiian hoary bat ('ōpe'ape'a; Lasiurus semotus), as well as surveyed potential roost trees at Pearl Harbor National Memorial (PERL) located on Ford Island, O‘ahu, Hawaii. The study area was located at the Ford Island Chief Petty Officer's (CPO) Bungalows Neighborhood, which covers approximately 4 acres and includes five historic CPO...

Peat Thickness Measurements from Grand Bay, Mississippi and Alabama Peat Thickness Measurements from Grand Bay, Mississippi and Alabama

Location and elevation data were collected along with peat auger cores during six U.S. Geological Survey (USGS) field activities from 2013-2018 in and around Grand Bay, Mississippi (MS) and Alabama (AL) and used by Smith and others (2024). Peat auger cores were described, photographed, and the thickness of the peat unit was measured with a measuring tape. Following collection, the...

Pedestrian evacuation time maps for Alaska tsunami-hazard zones Pedestrian evacuation time maps for Alaska tsunami-hazard zones

Many coastal communities in Alaska are threatened by tsunamis that could be generated by earthquakes associated with the Aleutian-Alaskan subduction zone (AASZ). Potential tsunami inundation from various AASZ earthquake scenarios has been modeled by others and related tsunami-hazard zones have been published (see supplemental information). We used the USGS Pedestrian Evacuation Analyst...

Pedestrian evacuation time maps for Puerto Rico tsunami-hazard zones Pedestrian evacuation time maps for Puerto Rico tsunami-hazard zones

The communities of Puerto Rico are threatened by tsunamis from many earthquake sources (scenarios). Earthquake and tsunami modeling was conducted by experts to recognize as many earthquake sources as possible. Of the 34 tsunami scenarios developed, experts found that 16 could inundate some areas of Puerto Rico where people live and work with significant distance to safety. Pedestrian...

Pedestrian evacuation time maps for the Commonwealth of the Northern Mariana Islands tsunami-hazard zones Pedestrian evacuation time maps for the Commonwealth of the Northern Mariana Islands tsunami-hazard zones

The communities of the Commonwealth of the Northern Mariana Islands are threatened by tsunamis. Experts conducted earthquake and tsunami modeling to estimate the extent of tsunami inundation resulting from a Mariana Subduction Zone (MSZ) earthquake. The USGS Pedestrian Evacuation Analyst Tool (PEAT) was run to estimate pedestrian evacuation travel times out of the MSZ tsunami-hazard zone...
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