Found 179 datasets matching filters.
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These data were compiled to allow examination of northern spotted owl territorial occupancy dynamics, especially with regards to the roles played by habitat and competition with barred owl in past...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
This dataset identifies lead (Pb) concentration found in the blood of waterfowl sampled in western and northern Alaska and eastern Russia between 1993 and 2022. Data include age, sex, body...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
A study comparing reintroduction scenarios for the San Francisco gartersnake (Thamnophis sirtalis tetrataenia), an endangered subspecies native to San Mateo County and Santa Cruz County in...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
These data were formatted for fitting the random encounter model to estimate seasonal densities of coyotes (Canis latrans) and black-tailed jackrabbits (Lepus californicus) in the Mojave Desert,...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
Locations of two types of hair collection stations for sampling the grizzly and black bear populations in the Glacier National Park region of the Northern Continental Divide Ecosystem, Montana,...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
All gillnet data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The Cape Sable Seaside Sparrow (CSSS; Ammospiza maritima mirabilis) is an endangered species that has experienced population declines of more than 60% since the 1990s. The CSSS is restricted in...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The North Pacific Pelagic Seabird Database (NPPSD) is maintained by the USGS Alaska Science Center and includes survey transect data designed and conducted by numerous partners primarily to census...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based fishery management and supports decision making that considers food-web...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
All trawl data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
This dataset contains information from mark-recapture and egg mass surveys conducted 2015-2017 by USGS as part of an ongoing Oregon spotted frog (Rana pretiosa) monitoring effort at Jack Creek,...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
This data package includes four tables of data from Pacific Black Brant (Branta bernicla nigricans) wintering along the Baja California Peninsula and Sonoran coasts of Mexico. The data include:...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
In 2014, the USGS Lake Erie Biological Station participated in the Coordinated Science and Monitoring Initiative (CMSI) program, a program founded by the U.S. Environmental Protection Agency (EPA)...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
This dataset contains information from surveys conducted 2016-2024 by USGS as part of an ongoing Oregon spotted frog (Rana pretiosa) monitoring effort in Oregon. USGS research activities 2016-2024...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
Data on body condition and reproduction of Utah prairie dogs at 5 colonies on the Awapa Plateau, Utah, USA, June-August 2013-2016. Utah prairie dogs were live-trapped and sampled on 5 colonies. We...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
The dataset contains estimates (low, estimate, high) of 12 population parameters for the wood turtle (Glyptemys insculpta) from the literature and experts.
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This dataset includes location, field measurements, and descriptions of 330 Uma inornata sampled for the research study entitled “Sampling Across 20 Years (1996–2017) Reveals Loss of Diversity and...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data were compiled to help understand how climate change may impact dryland pinyon-juniper ecosystems in coming decades, and how resource management might be able to minimize those impacts....
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based fishery management, and supports decision making that considers...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This dataset contains gray wolf (Canis lupus) survival and cause-specific mortality data from radiocollared wolves (n=756 collared-wolf tenures) from 1968-2018 in the USGS Wolf Project study area...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03
