2,079 datasets found for "Population Density"
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Federal
CRED Towed-Diver Benthic Characterization Surveys at Niihau Island, Main Hawaiian Islands in 2006
National Oceanic and Atmospheric Administration, Department of Commerce —
To support NOAA Coral Reef Conservation Program (CRCP) long-term goals for sustainable management and conservation of coral reef ecosystems, towed-diver surveys (aka.... -
Federal
CRED Towed-Diver Fish Biomass Surveys at Guguan Island, Marianas Archipelago in 2005
National Oceanic and Atmospheric Administration, Department of Commerce —
Towed-diver surveys (aka. Towboard surveys) are conducted by the Coral Reef Ecosystem Division (CRED) of the NOAA Pacific Islands Fisheries Science Center (PIFSC) as... -
Federal
CRED REA Coral Population Parameters at Tutuila Island, American Samoa in 2008
National Oceanic and Atmospheric Administration, Department of Commerce —
Belt transects along 2 consecutively-placed, 25m transect lines were surveyed as part of Rapid Ecological Assessments conducted at 23 sites around Tutuila Island in... -
Federal
Pervasive influence of large-scale climate in the dynamics of a terrestrial vertebrate community
U.S. Department of Health & Human Services —
Background Large-scale climatic variability has been implicated in the population dynamics of many vertebrates throughout the Northern Hemisphere, but has not been... -
Federal
Cell density related gene expression: SV40 large T antigen levels in immortalized astrocyte lines
U.S. Department of Health & Human Services —
Background Gene expression is affected by population density. Cell density is a potent negative regulator of cell cycle time during exponential growth. Here, we asked... -
Federal
Lethal and sub-lethal responses of native freshwater mussels exposed to granular Bayluscide®, a sea lamprey larvicide: Data
Department of the Interior —
The invasive sea lamprey poses a substantial threat to fish communities in the Great Lakes. Efforts to control sea lamprey populations typically involve treating... -
Federal
Effects of Climate on Scaled Quail Reproduction and Survival
Department of the Interior —
Grassland birds are among the most imperiled bird guilds in North America. Scaled quail (Callipepla squamata) are a semi-arid grassland bird whose populations have... -
Federal
Oregon Mule Deer North Blues Annual Ranges
Department of the Interior —
The North Blues mule deer herd is primarily nonmigratory. Most GPS-collared mule deer were captured on annual ranges along Oregon Route 206, Oregon Route 74, and U.S.... -
Federal
Faunal and vegetation monitoring in response to harbor dredging in Port of Miami
Department of the Interior —
Seagrasses are highly productive ecosystems. A before-after-control-impact (BACI) design was used to examine effects of dredging on seagrasses and the animals that... -
Federal
Raven observations near Greater Sage-grouse nests in the Great Basin and bi-state regions of the western United States (2009 - 2019)
Department of the Interior —
These tables serve as input data for hierarchical models investigating interactions between raven density and Greater Sage-grouse nest success. Observations were... -
Federal
Ecological Model Support for the Western Everglades Restoration Project (WERP) Round Three of Four, 2019
Department of the Interior —
Ecological models facilitate evaluation and assessment of alternative approaches to restore the Greater Everglades ecosystem. However, the provision of useful and... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for glacial till (gwava-s_gtil)
Department of the Interior —
This data set represents the presence or absence of poorly sorted glacial till east of the Rocky Mountains in the conterminous United States. The data set was used as... -
Federal
Bottom Trawl Catch Alewife Densities and Ages in Lakes Michigan and Huron
Department of the Interior —
This data release provides catch-per-unit-effort (CPUE) data by age-class for alewife (Alosa pseudoharengus) based on bottom trawl surveys from Lake Michigan... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for confined manure (gwava-s_conf)
Department of the Interior —
This data set represents the average annual nitrogen input from confined animal manure, 1992 and 1997, in kilograms per hectare, in the conterminous United States.... -
Federal
LANDFIRE 2016 Remap Existing Vegetation Type (EVT) Palau
Department of the Interior —
LANDFIRE's (LF) 2016 Remap (Remap) Existing Vegetation Type (EVT) represents the current distribution of the terrestrial ecological systems classification developed... -
Federal
Domestic well locations and populations served in the contiguous U.S.: 2010, Road-enhanced method (REM) dataset
Department of the Interior —
The 1990 census was the last nationally consistent survey of a home’s source of water, and has not been surveyed since. The associated larger work presents a method... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for irrigation tailwater recovery (gwava-s_twre)
Department of the Interior —
This data set represents the area of National Resources Inventory irrigation system, tailwater recovery conservation practice, in square kilometers, in the... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: Population Density from U.S. Block-Level Population Density Rasters for 2000
Department of the Interior —
This tabular data set represents population density, persons per square kilometer from 2000Census block level data, processed by James Falcone (USGS, 2016), compiled... -
Federal
Management Categories for Greater Sage-grouse in Nevada and California (August 2014)
Department of the Interior —
Sage-Grouse habitat areas divided into proposed management categories within Nevada and California project study boundaries.MANAGEMENT CATEGORY DETERMINATION The...
2,079 datasets found for "Population Density"