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2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).
2008. World Wildlife Fund. This river network (stream lines) map for Europe is derived from the flow direction map for Europe. The flow accumulation map for Europe is used fo... Geological Survey (U.S.).
2009. 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 dissolve that was run on the hydrologic areas for the nine county San Francisco Bay Area Region, California. Hydro... Bay Area Open Space Council.
2009. 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 dissolve that was run on the Hydrologic Sub Areas for the nine county San Francisco Bay Area Region, California. H... Bay Area Open Space Council.
2009. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts hydrologic unit watersheds for the nine county San Francisco Bay Area Region, California. Hydrologic Units are those... Bay Area Open Space Council.
2003. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts intermediate discharges into Southern California's near-coastal marine waters, but does not include discharges into ... California. Department of Fish and Game. Marine Resources Region.
2015. Garcia, Paul and Price, Matt. This polygon shapefile represents the least disturbed watersheds in the County of Santa Cruz, California as defined in General Plan adopted May 24,... County of Santa Cruz Information Services Department.
2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polyline shapefile depicts stream and fish data that Leidy compiled over decades of research in the nine county San Francisco Bay Area Region,... Bay Area Open Space Council.
2003. This polygon shapefile depicts major discharges into Southern California's near-coastal marine waters, but does not include discharges into enclose... California. Department of Fish and Game. Marine Resources Region.
2009. California. Department of Fish and Game. Marine Resources Region. This polygon shapefile depicts the extent of area affected by the top twenty areas of stormwater discharge in the Southern California Bight. The or... California. Department of Fish and Game. Marine Resources Region.