• Organization: Department of the Interior
• Updated: 2015-01-01T00:00:00Z

Using 7-year to 13-year sets of deer monitoring data from 16 NPS sites, PI estimated parameters of the theta-logistic model (TLM), a widely-used population model which integrates the two key...

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• Organization: Department of the Interior
• Updated: 2021-02-02T00:00:00Z

We investigated population dynamics in chorus frogs (Pseudacris maculata) relative to extrinsic (air temperatures and snowpack) and intrinsic (density dependence) characteristics at 2 sites in...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Background Large-scale climatic variability has been implicated in the population dynamics of many vertebrates throughout the Northern Hemisphere, but has not been demonstrated to...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-07T23:21:58.000+00:00

The goals of this project are to examine 1) the relative importance of multiple aquatic habitats (streams, estuaries, and nearshore areas, for example) used by salmon during their migration, 2)...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-05-06T00:00:00.000+00:00

A stage-structured pre-recruitment model for three species in the Eastern Bering Sea (snow crab, Tanner and red king crab) is parameterized using data from experiments on the effects of ocean pH...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2019-08-05

These laboratory data for estimates of change in fertility and survival rates observed relative to control (unexposed) conditions for fundulus heteroclitus exposed to varying levels of...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Background The multisubunit (α1S,α2-δ, β1a and γ1) skeletal muscle dihydropyridine receptor (DHPR) transduces membrane depolarization into release of Ca2+ from the sarcoplasmic reticulum...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2022-01-20

This data provides improved estimates of the dependence and spatial distribution of housing units reliant on private domestic wells by census block group and block. Nationally, based on an...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

The Nonparametric Bayes Classifier (NBC) Quasar Candidate Catalog is a catalog of 100,563 unresolved, UV-excess (UVX) quasar candidates with magnitudes to as faint as 21 in the g-band from 2099...

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• Organization: Department of Agriculture
• Updated: 2023-11-30

WISDEM simulates the variation in multi-species weed populations over time in response to crop rotation, tillage system, and specific weed management tactics and the consequent crop yield loss due...

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• Organization: National Institute of Standards and Technology
• Updated: 2023-08-01 00:00:00

Supplemental material to the article "Optical n(p, T_90) measurement suite 1: He, Ar, and N_2" by PF Egan and Y Yang in International Journal of Thermophysics 2023.The archive file contains...

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• Organization: Department of the Interior
• Updated: 2022-10-05T00:00:00Z

The distance within which populations respond to features in a landscape (scale of effect) can indicate how disturbance and management may affect wildlife. Using annual counts of male Greater...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-05-15T19:15:45.000+00:00

To better understand how density-dependent growth of ocean-dwelling Pacific salmon varied with climate and population dynamics, we examined the marine growth of sockeye salmon in relation to an...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

Background High-density oligonucleotide arrays (HDONAs) are a powerful tool for assessing differential mRNA expression levels. To establish the statistical significance of an observed...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-10

This table contains the first results of the authors' optical spectroscopy program aimed to provide redshifts and identifications for the X-ray sources in the Extended Chandra Deep Field South...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-01-01T00:00:00.000+00:00

This dataset is from a study that analyzed the late summer distribution of juvenile Pacific cod in the eastern Bering Sea for 6 cohorts (2004-2009), based on catches in the Bering-Aleutian Salmon...

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• Organization: Department of the Interior
• Updated: 2020-08-14T00:00:00Z

Climate often drives ungulate population dynamics, and as climates change, some areas may become unsuitable for species persistence. Unraveling the relationships between climate and population...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-03-31

"We propose to develop a revolutionary x-ray camera for astrophysical imaging spectroscopy. High-resolution x-ray spectroscopy is a powerful tool for studying the evolving universe. Emission line...

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• Organization: Department of the Interior
• Updated: 2020-08-14T00:00:00Z

Climate often drives ungulate population dynamics, and as climates change, some areas may become unsuitable for species persistence. Unraveling the relationships between climate and population...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-10-03T00:00:00.000+00:00

Data sets used to support analysis published by O'Corry-Crowe et al (2014) Crossing to safety: Dispersal, colonization and mate choice in evolutionarily distinct populations of Steller sea lions,...

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