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Natural Resource Inventory 1994 (Polygon)
Data available online through the Arkansas Spatial Data Infrastructure (http://gis.arkansas.gov). NRI Mapping Polygon boundaries for the conterminous United States. -
Ozark National Forest Service Management Area (Polygon)
This layer is the Ozark-St. Francis National Forest Management Area polygons. Management Areas are areas within a National Forest having desired conditions, suitable uses,... -
i08 Stations Discrete Grab Water Quality POR
This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Department) Water Data Library... -
Tidal Wetlands 1990s
In 1995 it was recognized that current Connecticut tidal wetland boundary information was critical to ensure the appropriate management and protection of the tidal wetlands... -
i12 Canals and Aqueducts local
Dataset represents centerlines of major water project canals that are managed by local area government agencies or entities. This dataset does not contain major State or Federal... -
Critical Habitats
See full Data Guide here. Connecticut Critical Habitats is a polygon feature-based layer with a resolution of +/- 10 meters that represents significant natural community types... -
Bear Lake NWR and Oxford Slough WPA: Invasive Plant Inventory and Early...
The IPIEDT is an Access Database file. The user responds to questions in a “yes/no/unknown” format or chooses from a list of states or conditions that best describe the... -
Vegetation - Delta Vegetation and Land Use Update - 2016 [ds2855]
Vegetation and land use are mapped for the 737,621 acres constituting the Legal Delta portion of the Sacramento and San Joaquin River Delta area. Vegetation mapping is to... -
Fish Passage Priorities - CDFW - 2019 [ds2868]
Man-made barriers to salmonid migration include road /stream crossings, irrigation diversions and dams. Road /stream crossings are extremely numerous and often cross multiple... -
Southern Mountain Yellow-Legged Frog (North CA DPS) Range - CWHR A044A [ds2848]
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias... -
Bandon Marsh and Oregon Islands (Coquille Point) National Wildlife Refuges:...
The IPIEDT is an Access Database file. The user responds to questions in a “yes/no/unknown” format or chooses from a list of states or conditions that best describe the... -
Vegetation - Pismo State Beach and Oceano Dunes SVRA [ds2944]
Vegetation types in the study area are classified as vegetation alliances defined by their dominant or co-dominant species, following the classification system in A Manual of... -
Gregarius Slender Salamander Range - CWHR A064 [ds2851]
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias... -
Santa Cruz Long-Toed Salamander Range - CWHR A003A [ds2843]
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias... -
Estuarine Ecosystems, California North Coast MPA Baseline Study, 2014 to 2016
The North Coast has 16 major estuaries that support a wide diversity of plant and animal life, including salmon and other commercially important species. The focus of this... -
Ocean Acidification, Hypoxia (West Coast) and Biological (California)...
Ocean Acidification and Hypoxia (OAH) and ecosystem monitoring project locations compiled by Ocean Protection Council staff. -
Rocky Intertidal Ecosystems, California South Coast MPA Baseline Study, 2001 to 2014
The South Coast Study Region (SCSR) encompasses a broad section of southern California including both mainland and island coastal regions. The exceptionally high diversity of... -
Southern Long-Toed Salamander Range - CWHR A003B [ds2844]
Vector datasets of CWHR range maps are one component of California Wildlife Habitat Relationships (CWHR), a comprehensive information system and predictive model for Californias... -
Mid-Depth Rocky & Soft-Bottom Ecosystems, California South Coast MPA...
Seafloor habitats deeper than 100 meters make up an estimated 29% (1840 km2) of state waters in southern California, yet they are sampled with far less frequency when compared... -
Vegetation (MCV / NVCS) Mapping Projects - California [ds515]
This metadata layer shows the footprint of vegetation mapping projects completed in California that have used the Manual California of Vegetation (MCV 1st edition) or the...