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1. 100-Meter Resolution Land Cover of Alaska, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing land cover data for Alaska, in an Albers Equal-Area Conic projection and at a resolution of 1... Geological Survey (U.S.).
2. 100-Meter Resolution Land Cover of Hawaii, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing land cover data for Hawaii, in an Albers Equal-Area Conic projection and at a resolution of 1... Geological Survey (U.S.).
3. 100-Meter Resolution Land Cover of Puerto Rico and the U.S. Virgin Islands, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing land cover data for Puerto Rico and the U.S. Virgin Islands, in an Albers Equal-Area Conic pr... Geological Survey (U.S.).
4. 100-Meter Resolution Land Cover of the Conterminous United States, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing land cover data for the conterminous United States, in an Albers Equal-Area Conic projection ... National Geospatial Program, The National Map Small Scale.
5. 100-Meter Resolution Tree Canopy of Alaska, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing tree canopy data for Alaska, in an Albers Equal-Area Conic projection and at a resolution of ... Geological Survey (U.S.).
6. 100-Meter Resolution Tree Canopy of Hawaii, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing tree canopy data for Hawaii, in an Albers Equal-Area Conic projection and at a resolution of ... Geological Survey (U.S.).
7. 100-Meter Resolution Tree Canopy of Puerto Rico and the U.S. Virgin Islands, 2001
2001. Geological Survey (U.S.). This raster layer is a georeferenced image containing tree canopy data for Puerto Rico and the U.S. Virgin Islands, in an Albers Equal-Area Conic p... Geological Survey (U.S.).
8. 100-Meter Resolution Tree Canopy of the Conterminous United States, 2001
2007. Geological Survey (U.S.). This raster layer is a georeferenced image containing tree canopy data for the conterminous United States, in an Albers Equal-Area Conic projection... Geological Survey (U.S.).
9. 1:1,000,000-Scale National Wilderness Preservation System of the United States, 2014
2014. National Atlas of the United States. This polygon shapefile consists of National Wilderness Preservation System areas of 320 acres or more, in the United States, Puerto Rico, and the U... National Atlas of the United States.
10. 1-Kilometer Resolution, North American Land Cover Characteristics, 1992-1993
1992. Geological Survey (U.S.). This raster layer is a georeferenced grid map image of land cover characteristics for North America, excluding Hawaii, and including the Caribbean ... Geological Survey (U.S.).
11. 200-Meter Resolution Land Cover, Conterminous United States, 1992
1992. Geological Survey (U.S.). This raster layer is a georeferenced image of 1992 land cover for the conterminous United States, at a resolution of 200 meters. The map layer was ... Geological Survey (U.S.).
12. Amphibian and Reptile Specimen Provenances: San Francisco Bay Area, California, 2011
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). The University of California, Berkeley Museum of Vertebrate Zoology (MVZ) collection of amphibians and reptiles contains over 265,000 catalogued sp... Bay Area Open Space Council.
13. Aquaculture Leases: California, 2011
2011. California. Department of Fish and Game. Marine Resources Region and California Department of Fish and Wildlife Aquaculture and Bay Management . This polygon shapefile depicts the location and extent of aquaculture leases in California. The purpose of operation, species and approved cultivat... California. Department of Fish and Game. Marine Resources Region.
14. Aquaculture, Northeast United States, 2014
2013. SeaPlan. This polygon shapefile represents aquaculture regions in the northeastern United States. Aquaculture in the northeast region is a diverse, vibrant ... Northeast Ocean Data.
15. Arroyo Toad Critical Habitat Area, Monterey County, California, 2015
2015. Monterey County (Calif.). This polygon shapefile contains the critical habitat area for the Arroyo Toad in Monterey County, California. This layer is part of a collection of... Monterey County (Calif.).
16. Bailey's Ecoregions and Subregions of the United States, 2004
2004. United States. Forest Service. This polygon shapefile is commonly called Bailey's ecoregions and shows ecosystems of regional extent in the United States, Puerto Rico, and the U.... National Atlas of the United States.
17. Biological Survey Database for the Russian River Basin, 1994-1999
1994. Bob Coey and Colin Brooks. This point shapefile represents the approximate locations of biosampling activity in the Russian River basin of California. To show approximate loc... California Department of Fish and Game.
18. Biotic Reports: Santa Cruz County, California, 2015
2015. Garcia, Paul and Price, Matt. This point shapefile depicts locations of biotic reports submitted with land use applications in the County of Santa Cruz, California. A biotic rep... County of Santa Cruz Information Services Department.
19. Biotic Resources: Santa Cruz County, California, 2015
2015. Garcia, Paul and Price, Matt. This polygon shapefile depicts biotic resource areas in the County of Santa Cruz, California. Biotic resources are designated due to their rare or ... County of Santa Cruz Information Services Department.
20. Breeding Bird Survey Route Locations for Lower 48 States, 1966-1998
1966. Patuxent Wildlife Research Center. This line shapefile portrays the current routes used for conducting Breeding Bird Surveys in the lower 48 States. This layer is part of the 1997-20... National Atlas of the United States.
21. Breeding Birds (Blocks): San Francisco Bay Area, California, 2002
2002. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts field observations of where each bird species nests within the nine county San Francisco Bay Area Region, California... Bay Area Open Space Council.
22. Brush Mouse Range (Reverse Polygon Mask): San Francisco Bay Area, California, 2008
2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the range map the Brush Mouse (Peromyscus boylii) that were pulled out and then reversed so the polygon represents a... Bay Area Open Space Council.
23. Buffalo Distribution: Kenya, 1994-1996
1994. International Livestock Research Institute. This polygon shapefile portrays the spatial distribution of buffalo numbers observed in Kenya from 1994 to 1996. Wildlife counts came from a rangel... International Livestock Research Institute.
24. California Coastal Eelgrass Habitats, 2010
2010. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts eelgrass beds on the central California coast that provide foraging, breeding, or nursery areas for invertebrates, f... California. Department of Fish and Game. Marine Resources Region.
25. California Coastal Marshes, 2000
2000. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile was derived from the National Oceanic and Atmospheric Administration Coastal Change Analysis Program's Southern Coastal Cali... California. Department of Fish and Game. Marine Resources Region.
26. California Coastal Surf Grass, 2005
2005. Jim Strampe and California. Biogeographic Data Branch. This polyline shapefile depicts distribution of surf grass along the California Coast. This data was extracted from a larger set of data which cont... California. Department of Fish and Game. Marine Resources Region.
27. California Coastal Wetlands, 2006
2006. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile was derived from the National Oceanic and Atmospheric Administration Coastal Change Analysis Program's Southern Coastal Cali...
28. Causes of Forest Fragmentation in the United States (270 Meter Resolution), 1992
1992. Wade, Tim. This raster image is a 270-meter resolution grid map of the conterminous United States in GeoTIFF format, created from National Land Cover Data (NL... National Atlas of the United States.
29. Causes of Forest Fragmentation in the United States (540 Meter Resolution), 1992
1992. Wade, Tim. This raster layer is a 540 meter resolution grid map of the conterminous United States in GeoTIFF format, created from National Land Cover Data (NL... National Atlas of the United States.
30. Change in Wildlife Density in Rangelands of Kenya, 1977-1978 to 1994-1996
1977. International Livestock Research Institute. This polygon shapefile shows changes in wildlife density in Kenya's rangelands between 1977-78 and 1994-96. Many places in Kenya experienced gains ... World Resources Institute.
31. Chipmunk Range (Reverse Polygon Mask): San Francisco Bay Area, California, 2008
2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the range map the chipmunk that were pulled out and then reversed so the polygon represents areas outside of their r... Bay Area Open Space Council.
32. Classification of Forest Fragmentation in North America, 1992
1992. Ritters, Kurt. This raster layer is a grid map of North America including the Caribbean and most of Mexico in GeoTIFF format. The map layer is an excerpt from a g... National Atlas of the United States.
33. Coarse Filter Vegetation Map: San Francisco Bay Area and Santa Cruz County, California, 2006
2006. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This raster dataset depicts a final version of the Coarse Filter Vegetation Map as a 30 meter grid with 61 cover types, 51 of which are natural or ... Bay Area Open Space Council.
34. Coarse Filter Vegetation Map: San Francisco Bay Area, California, 2006
2006. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This raster dataset depicts a final version of the Coarse Filter Vegetation Map as a 30 meter grid with 61 cover types, 51 of which are natural or ... Bay Area Open Space Council.
35. Coho Salmon Watersheds: San Francisco Bay Area, California, 2011
2011. Bay Area Open Space Council, Conservation Lands Network, GreenInfo Network (Firm), and San Francisco Bay Area Upland Habitat Goals Project. This polygon shapefile depicts the Coho Salmon Priority Restoration Areas in the nine county San Francisco Bay Area Region, California, as defined ... Bay Area Open Space Council.
36. Commercial Line Fishing (Estimated Average Annual Catch of Reef Fish), 2003-2013
2003. Ocean Tipping Points Project. Nearshore fisheries in the Main Hawaiian Islands encompass a diverse group of fishers using a wide array of gears and targeting many different spec... Ocean Tipping Points Project.
37. Commercial Spearfishing (Estimated Average Annual Catch of Reef fish), 2003-2013
2003. Ocean Tipping Points Project. Nearshore fisheries in the Main Hawaiian Islands encompass a diverse group of fishers using a wide array of gears and targeting many different spec... Ocean Tipping Points Project.
38. Conservation Bank Holdings: San Francisco Bay Area, California, 2011
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, GreenInfo Network (Firm), and U.S. Fish and Wildlife Service. Region 8. This polygon shapefile depicts the areas where the United States Fish and Wildlife Service (FWS) approved conservation banks are located in the nin... Bay Area Open Space Council.
39. Conservation Bank Service Areas: San Francisco Bay Area, California, 2011
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, GreenInfo Network (Firm), and U.S. Fish and Wildlife Service. Region 8. This polygon shapefile depicts the service areas designated by the United States Fish and Wildlife Service (FWS) to contain conservation banks loca... Bay Area Open Space Council.
40. Critical Habitat, Northern Right Whale, 2010
2010. United States. National Ocean Service, United States. National Oceanic and Atmospheric Administration, United States. Department of Commerce, and Coastal Services Center (U.S.). This polygon shapefile represents NMFS designated critical habitats for the northern right whale (Eubalaena glacialis). The designated habitat incl... Coastal Services Center (U.S.).
41. Cup Coral Predicted Distribution: Santa Barbara Channel, California, 2009
2005. Johnson, Samuel Y., Phillips, Eleyne L., Wong, Florence L., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This layer is a georeferenced raster image showing the predicted distribution of cup corals in the Santa Barbara Channel region of California. This... Geological Survey (U.S.).
42. Current Distributions of Selected Amphibians in the United States, 1941-2000
1941. Lannoo, Michael J., Blackburn, Laura, and Nanjappa, Priya. This polygon shapefile portrays the distribution of 10 selected amphibians in the United States, based on historical literature and museum records ... National Atlas of the United States.
43. Dugong Sites and Dolphin Schools on the Eastern Coast of Kenya, 1998
1998. UNEP executive series. This dataset portrays locations of dugong sites (an herbivorous marine mammal related to the manatee) and dolphin schools on the eastern coast of K... World Resources Institute.
44. Ecological Units: Russian River Basin, California, 1997
1997. Circuit Rider Productions. This polygon shapefile contains data of California-wide ecological units based on the interagency (USFS, BLM, NRCS) national mapping project known ... Circuit Rider Productions.
45. Eelgrass Beds, Northeast United States, 2014
2014. SeaPlan. This polygon shapefile represents eelgrass beds in the Northeastern United States. Eelgrass (Zostera marina) beds are critical wetlands components ... Northeast Regional Ocean Council.
46. Egg Distribution: Lingcod, California, 2001
2001. California. Department of Fish and Game. Marine Resources Region. This shapefile depicts distribution for eggs of the adult Lingcod (Ophiodon elongatus). The process of creating this shapefile included creating co... California. Department of Fish and Game. Marine Resources Region.
47. Egg Nest Distribution: Cabezon, California, 2001
2001. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile contains the most common distribution of egg nests of the adult Cabezon (Scorpaenichthys marmoratus). The process of creatin... California. Department of Fish and Game. Marine Resources Region.
48. Elephant Distribution: Kenya, 1994-1996
1994. International Livestock Research Institute. This polygon shapefile portrays the spatial distribution of elephant numbers observed in Kenya from 1994 to 1996. Wildlife counts came from a range... International Livestock Research Institute.
49. Entire Adult Distribution: Black Rockfish, California, 2001
2001. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile contains the entire distribution for adult Black Rockfish (Sebastes melanops). The process of creating this shapefile includ... California. Department of Fish and Game. Marine Resources Region.
50. Entire Adult Distribution: Bocaccio Rockfish, California, 2001
2001. California Department of Fish and Wildlife Marine Region GIS Lab. This polygon shapefile contains the entire distribution for adult Bocaccio Rockfish (Sebastes paucispinis). The process of creating this shapefile ... California. Department of Fish and Game. Marine Resources Region.