139 datasets found for "Demographics"
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Federal
Sample collection information, single nucleotide polymorphism, and microsatellite data for white-tailed ptarmigan across the species range generated in the Molecular Ecology Lab during 2016
Department of the Interior —
This data release comprises a dataset that contains sample collection information and microsatellite genotypes, and another dataset that contains single nucleotide... -
Federal
Census_sum_15
Department of the Interior —
The GIS layer "Census_sum_15" provides a standardized tool for examining spatial patterns in abundance and demographic trends of the southern sea otter (Enhydra... -
Federal
Age ratios and landscape change covariates for mule deer (Odocoileus hemionus) herd units in Wyoming, USA, 1985-2019
Department of the Interior —
Sagebrush ecosystems and wildlife that depend on them are under pressure from development, changing climate, as well as natural and human-caused disturbance. Mule... -
Federal
Carex specuicola genomic data for the southern Colorado Plateau Desert
Department of the Interior —
These data were compiled to investigate the demographic and phylogeographic of Carex specuicola. Objectives of our study were to understand the demographic and... -
Federal
Mercury concentrations in American alligators in South Carolina, 2010-2017
Department of the Interior —
This dataset comprises whole blood mercury concentrations, sex, predicted age, snout-vent length, and body mass index in American alligators (Alligator... -
Federal
Molecular data to investigate phylogeographic patterns, species boundaries, and demographic history of a North American freshwater mussel species complex (Bivalvia: Unionidae)
Department of the Interior —
Here we provide public access to three DNA sequence alignments (COI, ND1, ITS1) and details on all specimens utilized in Keogh et al. (in review). -
Federal
Expert opinions of demographic rates of Argentine black and white tegus in South Florida
Department of the Interior —
We illustrate the utility of expert elicitation, explicit recognition of uncertainty, and the value of information for directing management and research efforts for... -
Federal
Annual California Sea Otter Census—1985-2014 Spring Census Summary
Department of the Interior —
This dataset represents an archived record of annual California sea otter surveys from 1985-2014. Survey procedures involve counting animals during the "spring... -
Federal
Northwestern Hawaiian Islands Laysan duck survival 1998–2018
Department of the Interior —
Monitoring demographic response over time is valuable for understanding population dynamics of endangered species. We quantified the variation in survival patterns... -
Federal
Mouse predation on Laysan albatross
Department of the Interior —
Invasive rodents on islands have adverse impacts on native birds in island ecosystems, and rats are the most common culprits. Recently, house mice (Mus musculus) in... -
Federal
Hierarchically nested and biologically relevant range-wide monitoring frameworks for greater sage-grouse, western United States
Department of the Interior —
We produced 13 hierarchically nested cluster levels that reflect the results from developing a hierarchical monitoring framework for greater sage-grouse across the... -
Federal
Walleye Temperature and Depth Values and Abiotic Conditions of Three Northern Wisconsin Lakes Collected Between June – October 2022
Department of the Interior —
Defining a realized niche using key habitat components like temperature, water clarity, and dissolved oxygen (DO) is important to understanding how distributions and... -
Federal
Diet, morphometric and demographic data for cisco (Coregonus artedi) collected in the winter and spring of 2022-2023 in Lake Michigan and connected waters
Department of the Interior —
These data describe demographic, diet contents and associated weights, fullness index, morphometrics (body shape), and meristic (total number of gill rakers)... -
Federal
Length and mass measurements for a clutch of Burmese python hatchlings from southern Florida including observations of multi-embryo eggs
Department of the Interior —
Demographic and morphological data from an adult female Burmese python and a clutch of hatchlings produced July 2024 in Big Cypress National Preserve in southern... -
Federal
Capture-mark-recapture data for chorus frogs at Lily Pond
Department of the Interior —
These capture-mark-recapture data for chorus frogs contribute to the project abstracted below: We used 29 years of data on boreal chorus frogs at two sites to view... -
Federal
Hilaria jamesii data for the Colorado Plateau of the southwestern United States
Department of the Interior —
These data were compiled to investigate the demographic, phylogeographic, and adaptation history of Hilaria jamesii. The data release consists of three tab delimited... -
Federal
Susquehanna River Basin freshwater mussel surveys: 2008-2015
Department of the Interior —
Data are included for two types of field surveys conducted for freshwater mussels throughout the Susquehanna River Basin (and one site in the Potomac River Basin) in... -
Federal
Maui Island Modeling Scenarios for the Management of Axis Deer 1959-2014
Department of the Interior —
Our objectives were to examine the population history of axis deer on Maui, estimate observed population growth, and then use species-specific demographic parameters... -
Federal
Night Heron Incubation Data will gulls
Department of the Interior —
Parental incubation behavior largely influences nest survival, a critical demographic process in avian population dynamics, and behaviors vary across species with... -
Federal
Select Attributes for NHDPlus Version 2.1 Reach Catchments and Modified Network Routed Upstream Watersheds for the Conterminous United States (ver. 5.0, June 2025)
Department of the Interior —
This metadata record describes a series of data sets of natural and anthropogenic landscape features linked to NHDPlus Version 2.1’s (NHDPlusV2) approximately 2.7...
139 datasets found for "Demographics"