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Start Over Subject Biology and Ecology Theme Environment
1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, and 2005. United States. Agricultural Research Service. This polygon shapefile portrays the spread, by year, of the Africanized honey bee (AHB) in the United States, Puerto Rico, and the U.S. Virgin Isla... National Atlas of the United States.
2003. California. Department of Fish and Game. Marine Resources Region. The polygon shapefile represents the State Water Quality Protection Areas formerly called Areas of Special Biological Significance. It was obtained... California. Department of Fish and Game. Marine Resources Region.
2019. Riverside County (Calif.). Geographic Information Services. This data set of polygon features represents Stephen's Kangaroo Rat habitat within Riverside County. These data are made available as a public serv... Riverside County (Calif.). Geographic Information Services.
2019. Riverside County (Calif.). Geographic Information Services. This data set of polygon features represents Stephen's Kangaroo Rat core reserves within Riverside County. These data are made available as a publi... Riverside County (Calif.). Geographic Information Services.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts a stream gap analysis done by landscape unit to determine the length of Priority 1 and 2 streams in each landscape u... Bay Area Open Space Council.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, GreenInfo Network (Firm), and The Nature Conservancy. This polygon shapefile depicts global ecoregions, major habitat types, biogeographical realms and The Nature Conservancy terrestrial assessment uni... Bay Area Open Space Council.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts timber harvesting plans generated by the California Department of Forestry (CDF) and Fire Protection’s Northern Regi... Bay Area Open Space Council.
2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, and 2013. 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.
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 Sonoma tree vole (Arborimus pomo) that were pulled out and then reversed so the polygon represents... Bay Area Open Space Council.
2000. United Nations Development Programme (Kenya), Kenya Marine and Fisheries Research Institute, and Danmarks og Grønlands geologiske undersøgelse. This point shapefile contains locations of turtle nesting and breeding sites on the eastern coast of Kenya. This data was used in Map 6.4 and Map 6... Danmarks og Grønlands geologiske undersøgelse.