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Federal
EnviroAtlas - Native Freshwater Aquatic Biodiversity by 12-digit HUC for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset describes the native freshwater aquatic biodiversity by 12-digit HUC (subwatershed) for the conterminous United States. It includes... -
Federal
EnviroAtlas - Rare Ecosystems in the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset identifies rare ecosystems using base landcover data from the USGS GAP Analysis Program (Version 2, 2011) combined with landscape ecology... -
Federal
EnviroAtlas - NatureServe Analysis of Imperiled or Federally Listed Species by HUC-12 for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes analysis by NatureServe of species that are Imperiled (G1/G2) or Listed under the U.S. Endangered Species Act (ESA) by 12-digit... -
Federal
Effectiveness of ballast water management systems in the Great Lakes based on a paired uptake-discharge sample design
U.S. Environmental Protection Agency —
ASV counts across samples with taxonomic identification of ASVs -
State
Terrestrial Climate Vulnerable Species - ACE [ds2701]
State of California —
Terrestrial Climate Vulnerable Species is a subset of Native Species Richness based on status or management. For more information, see the Native Species Richness... -
State
Saline Wetlands by Watershed - ACE [ds2766]
State of California —
For more information, see the Aquatic Significant Habitats Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150855. The California Department of Fish... -
Federal
EnviroAtlas - Ecosystem Services Market-Based Programs Web Service, U.S., 2016, Forest Trends' Ecosystem Marketplace
U.S. Environmental Protection Agency —
This EnviroAtlas web service contains layers depicting market-based programs and projects addressing ecosystem services protection in the United States. Layers... -
State
Transect Survey - 2016 - Terrestrial Species Stressor Monitoring [ds2833]
State of California —
Visual Encounter Transect Surveys of reptiles, birds, and other vertebrate wildlife taxa were conducted at study sites in the Great Valley and Mojave Desert in 2016.... -
State
Terrestrial Biodiversity Summary - ACE [ds2739]
State of California —
For more information, see the Terrestrial Biodiversity Summary Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150831. The user can view a list of... -
State
Terrestrial Native Game Species - ACE [ds2702]
State of California —
Terrestrial Game Species is a subset of Native Species Richness based on status or management. For more information, see the Native Species Richness Factsheet at... -
State
Acoustic Bird Survey - Terrestrial Species Stressor Monitoring [ds2824]
State of California —
Automated acoustic recorders were deployed at 331 sites across the Mojave Desert ecoregion and 263 sites across the Great Valley ecoregion between March and July of... -
Federal
Deposition, critical loads, and exceedances for 1800-2025
U.S. Environmental Protection Agency —
This data includes gridded estimates of: (1) decadally averaged total N and S deposition for the conterminous US from 1800-2025, (2) critical loads from the National... -
State
Acoustic Bat Survey - Terrestrial Species Stressor Monitoring [ds2825]
State of California —
Automated acoustic recorders were deployed at 331 sites across the Mojave Desert ecoregion and 263 sites across the Great Valley ecoregion between March and July of... -
State
Quadrat Survey - Great Valley - 2016 - Terrestrial Species Stressor Monitoring [ds2830]
State of California —
A total of 36 visual encounter quadrat surveys were conducted at a subset of study sites in the Great Valley between April and July 2016. A time-constrained search of... -
State
Terrestrial Rare Plant Richness - ACE [ds2710]
State of California —
For more information, see the Rare Species Richness Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150814. The user can view a list of species... -
State
Riparian Habitat - ACE [ds2724]
State of California —
For more information, see the Terrestrial Significant Habitats Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150834. The California Department of... -
State
Terrestrial Native Plant Richness - ACE [ds2704]
State of California —
For more information, see the Native Species Richness Factsheet at https://nrm.dfg.ca.gov/FileHandler.ashx?DocumentID=150681. The user can view a list of species... -
Federal
EnviroAtlas - Protected Lands by 12-digit HUC for Puerto Rico and the US Virgin Islands
U.S. Environmental Protection Agency —
This dataset shows the percentage of each National Hydrography Dataset Plus (NHDPlus) V2 12-digit Hydrologic Unit (HUC) that is included in the USGS National Gap... -
Federal
US-PROPS: Regional Application to Great Smoky Mountains National Park (McDonnell et al. 2022)
U.S. Environmental Protection Agency —
This dataset is the data and metadata associated with the application of the US-PROPS model to the Great Smoky Mountains National Park (GSMNP). It is a geodatabase of... -
State
Point Count Survey - Terrestrial Species Stressor Monitoring [ds2829]
State of California —
Avian point count surveys were conducted at 184 Great Valley study sites, and 107 Mojave Desert sites, between March and June 2017. Whenever possible, three...