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Federal
Shipping Fairways, Lanes, and Zones for US waters
National Oceanic and Atmospheric Administration, Department of Commerce —
Various shipping zones delineate activities and regulations for marine vessel traffic. Traffic lanes define specific traffic flow, while traffic separation zones... -
Federal
BLM Natl AIM Riparian and Wetland Indicators Hub
Department of the Interior —
This feature class includes monitoring data collected nationally to understand the status, condition, and trend of resources on BLM lands. Data are collected in... -
Federal
BLM CA DRECP Special Recreation and Extensive Recreation Managment Areas Polygons
Department of the Interior —
The Bureau of Land Management (BLM) has prepared this Record of Decision (ROD) approving the Land Use Plan Amendment (LUPA) for the California Desert Conservation... -
State
Shellfish
State of Connecticut —
Shellfish polygons were digitized from hand drawn polygons representing hardclam, softclam, and oyster beds produced by the Department of Agriculture from their... -
Federal
Gulf sturgeon Critical Habitat Units 8-14
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represent the critical habitat for Gulf Sturgeon as designated by Federal Register Vol. 68, No. 53, Wednesday, March 19, 2003, Rules and Regulations. -
Federal
Golden-cheeked warbler potential habitat, low and medium-to-high predicted densities
Department of the Interior —
These features delimit areas with predicted densities of golden-cheeked warblers of 0.04 to 0.10 males per hectare and greater than 0.10 males per hectare. Areas... -
Federal
Whooping Crane Migration through North Dakota and South Dakota
Department of the Interior —
The whooping crane is a federally endangered species that the bulk of the world population winters at Aransas National Wildlife Refuge down in Texas and typically... -
Federal
BLM Natl WesternUS GRSG Biologically Significant Units October 2017 Update
Department of the Interior —
The Sheeprocks (UT) was revised to resync with the UT habitat change as reflected in the Oct 2017 habitat data, creating the most up-to-date version of this dataset.... -
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... -
State
Protected Open Space View
State of Connecticut —
See full Data Guide here. This layer includes polygon features that depict protected open space for towns of the Protected Open Space Mapping (POSM) project, which is... -
Federal
BLM Natl AIM Lotic Public Geodatabase
Department of the Interior —
The AIM Strategy provides a standard, quantitative approach to assessing the health of uplands (terrestrial), rivers and streams (lotic), and riparian and wetland... -
Federal
BLM Natl AIM LMF Hub
Department of the Interior —
This dataset was created to monitor the status, condition and trend of national BLM resources in accordance with BLM policies. It focuses on the BLM terrestrial core... -
Federal
Hawksbill Sea Turtle Critical Habitat
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represent the critical habitat for hawksbill turtle as designated by Federal Register Vol. 63, No. 46701, September 2, 1998, Rules and Regulations.... -
Federal
Seafloor substrate (hard and soft bottom) maps at select islands and atolls in American Samoa, the Mariana Archipelago, and the Pacific Remote Island Areas
National Oceanic and Atmospheric Administration, Department of Commerce —
Seafloor substrate (i.e., hard vs. soft bottom) maps from 0 to up to 50 m depths around select islands and atolls in American Samoa, the Mariana Archipelago, and the... -
Federal
Gulf sturgeon Critical Habitat Units 1-7
National Oceanic and Atmospheric Administration, Department of Commerce —
These data represent the critical habitat for Gulf Sturgeon as designated by Federal Register Vol. 68, No. 53, Wednesday, March 19, 2003, Rules and Regulations. -
Federal
Juvenile Smalltooth Sawfish Abundance Survey (longterm effort, catch, and environmental data)
National Oceanic and Atmospheric Administration, Department of Commerce —
: Research on the U.S. Distinct Population Segment of smalltooth sawfish (Pristis pectinata) life history, abundance, habitat use, movements, and migration is... -
Federal
NCCOS Assessment: A Wind Energy Area Siting Analysis for the Oregon Call Areas, 2014-11-24 to 2024-02-14 (NCEI Accession 0306723)
National Oceanic and Atmospheric Administration, Department of Commerce —
This data collection contains geospatial data supporting the suitability analysis for Wind Energy Areas (WEAs) within Bureau of Ocean Energy Managementâs (BOEM)... -
State
Critical Habitats
State of Connecticut —
See full Data Guide here.Connecticut Critical Habitats is a polygon feature-based layer with a resolution of +/- 10 meters that represents significant natural... -
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...