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1. 1:1,000,000-Scale Waterbodies and Wetlands of the United States, 2014

2014. Geological Survey (U.S.). This polygon shapefile represents waterbodies and wetlands of the United States, Puerto Rico, and the U.S. Virgin Islands. The map layer was produc... Geological Survey (U.S.).

2. Africa: River Network, 15s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).

3. Africa: River Network, 30s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Africa is derived from the flow direction map for Africa. The flow accumulation map for Africa is used fo... Geological Survey (U.S.).

4. Asia: River Network, 15s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Asia is derived from the flow direction map for Asia. The flow accumulation map for Asia is used for sele... Geological Survey (U.S.).

5. Asia: River Network, 30s resolution, 2007

2007. World Wildlife Fund. This river network (stream lines) map for Asia is derived from the flow direction map for Asia. The flow accumulation map for Asia is used for sele... Geological Survey (U.S.).

6. Australasia: River Network, 15s resolution, 2008

2006. World Wildlife Fund. This river network (stream lines) map for Australasia is derived from the flow direction map for Australasia. The flow accumulation map for Austral... Geological Survey (U.S.).

7. Australasia: River Network, 30s resolution, 2008

2008. World Wildlife Fund. This river network (stream lines) map for Australasia is derived from the flow direction map for Australasia. The flow accumulation map for Austral... Geological Survey (U.S.).

8. Baylands Boundary: San Francisco Bay Area, California, 1999

1999. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile represents the edge of the baylands boundary, as published in the San Francisco Estuary Institute's Eco Atlas released in 19... Bay Area Open Space Council.

9. Bodies of Water: Sacramento County, California, 2015

2015. Sacramento County GIS. This polygon shapefile depicts boundaries of bodies of water in the County of Sacramento, California, including canals, dams, the Delta, ponds, res... Sacramento County GIS.

10. Bodies of Water: 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). This polygon shapefile depicts bodies of water in the nine county San Francisco Bay Area Region, California, onto which other thematic data can be ... Bay Area Open Space Council.