309 datasets found for "Population Density"
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Federal
LANDFIRE 2016 Remap Existing Vegetation Type (EVT) Micronesia
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
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 2010
Department of the Interior —
This tabular data set represents population density, persons per square kilometer from 2010 Census block level data, processed by James Falcone (USGS, 2016), compiled... -
Federal
LANDFIRE 2016 Remap Existing Vegetation Type (EVT) Puerto Rico US Virgin Islands
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
LANDFIRE 2016 Remap National Vegetation Classification (NVC) American Samoa
Department of the Interior —
LANDFIRE's (LF) 2016 Remap (Remap) National Vegetation Classification (NVC) represents the current distribution of vegetation groups within the U.S. National... -
Federal
LANDFIRE 2016 Remap Existing Vegetation Type (EVT) Guam Northern Mariana Islands
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
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
Zooplankton, Benthos, Mysis, and fish diet data from northern Lake Huron in 2012
Department of the Interior —
These data consist of a multi-trophic, day vs. night, nearshore to offshore transect approach for data collection for this Cooperative Science and Monitoring... -
Federal
Lake Erie Pelagic Prey Fish Community Data, 2022-2024
Department of the Interior —
Since 2005, the U.S. Geological Survey - Great Lakes Science Center's Lake Erie Biological Station (LEBS) has participated in a collaborative, multiagency effort to... -
Federal
Ecological Model Support for the Western Everglades Restoration Project (WERP) Round Five, 2023
Department of the Interior —
Ecological models facilitate evaluation of alternative approaches to restore the Greater Everglades ecosystem. However, the provision of useful and accessible models... -
Federal
Cape Lookout, North Carolina 2012 National Wetlands Inventory Habitat Classification
Department of the Interior —
In the face of sea level rise and as climate change conditions increase the frequency and intensity of tropical storms along the north-Atlantic Coast, coastal areas... -
Federal
Western sandpiper diet composition in south San Francisco Bay, CA
Department of the Interior —
Diet composition can be influenced by age- and sex-related factors including an individual’s morphology, social status, and acquired skills; however, specialization... -
Federal
Lake Ontario Spring (April) Prey Fish Bottom Trawl Survey, 1978-2025
Department of the Interior —
This data release includes Lake Ontario fish data from the April or spring prey fish bottom trawl survey, conducted by multiple agencies from 1978 through 2025.This... -
Federal
LANDFIRE Remap 2016 Existing Vegetation Type (EVT) HI
Department of the Interior —
LANDFIRE's (LF) Existing Vegetation Type (EVT) represents the current distribution of the terrestrial ecological systems classification developed by NatureServe for... -
Federal
LANDFIRE 2016 Remap Existing Vegetation Type (EVT) Micronesia
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
Foothill Yellow-Legged Frog (Rana boylii) Monitoring and Assessment Data from the Trinity River, California (2013-2017)
Department of the Interior —
A key objective of the Trinity River Restoration Program (TRRP) is maintaining and enhancing other wildlife populations through the restoration initiatives. For... -
Federal
Giving-up density experiments for two species of mammals in Florida, 2022
Department of the Interior —
Invasive predators pose a substantial threat to global biodiversity. Native prey species frequently exhibit naïveté to the cues of invasive predators, and this... -
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 orchards/vineyards (gwava-s_orvi)
Department of the Interior —
This data set represents the percent of orchards/vineyards land cover in the conterminous United States. The data set was used as an input data layer for a national... -
Federal
Anthropogenic Disturbances and Natural Variables in the Conterminous United States Linked to Catchments and Buffers of the National Hydrography Dataset Plus Version 2.1
Department of the Interior —
This USGS data release contains landscape variables representing anthropogenic disturbances to stream habitats and natural variables summarized within local and... -
Federal
Lake Erie Fish Community Data, 2013-2018
Department of the Interior —
Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based based fishery management, and supports... -
Federal
Census (Survey) Database Used for Demographic Analysis of Agassiz’s Desert Tortoise (Gopherus agassizii) on a 7.77 square km plot inside and outside the fenced Desert Tortoise Research Natural Area, Western Mojave Desert, USA, over a 34-year Period
Department of the Interior —
We developed a model for analyzing multi-year demographic data for long-lived animals and used data from a population of Agassiz’s desert tortoise (Gopherus...
309 datasets found for "Population Density"