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Start Over Publisher Geological Survey (U.S.)
2006. World Wildlife Fund. This river network (stream lines) map for South America is derived from the flow direction map for South America. The flow accumulation map for Sou... Geological Survey (U.S.).
1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, and 2005. Geological Survey (U.S.). This polygon shapefile portrays the state boundaries of the United States, and the boundaries of Puerto Rico and the U.S. Virgin Islands. The map l... Geological Survey (U.S.).
2013. Geological Survey (U.S.). This point shapefile contains selected streamflow gaging stations of the United States, Puerto Rico, and the U.S. Virgin Islands, in 2013. Gaging s... Geological Survey (U.S.).
2012. Ritchie, Andrew C., Clahan, Kevin B., Johnson, Samuel Y., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This line shapefile represents submarine landslide scarps of the geologic/geomorphic map of the Hueneme Canyon and surrounding vicinity in Californ... Geological Survey (U.S.).
2005, 2006, 2007, 2008, and 2009. Golden, Nadine E., Krigsman, Lisa M., Yoklavich, Mary M., Cochrane, Guy R., and Pacific Coastal and Marine Science Center. This layer is a georeferenced raster image of the map showing the predicted distribution of tall sea pens in the Santa Barbara Channel, California ... Geological Survey (U.S.).
2007, 2008, 2009, and 2010. Chin, John L., Johnson, Samuel Y., Ross, Stephanie L., Sliter, Ray W., and Golden, Nadine E. This line shapefile contains transgressive contours at 5 and 10 meter intervals for the areas within the 3-nautical mile limit between Bolinas and ... Geological Survey (U.S.).
2009. Watt, Janet T., Hartwell, Stephen R., Johnson, Samuel Y., Sliter, Ray W., and Pacific Coastal and Marine Science Center. This line shapefile contains transgressive contours at 5 and 10 meter intervals for the area within the 3-nautical mile limit between Salt Point an... Geological Survey (U.S.).
2007, 2008, and 2009. Wong, Florence L., Johnson, Samuel Y., Phillips, Eleyne L., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This line shapefile contains transgressive contours at 5 meter intervals for the area within the 3-nautical limit around the Santa Barbara Channel ... Geological Survey (U.S.).
2001. Geological Survey (U.S.). This data set includes a selection of urban areas in the United States derived from the urban areas layer of the Digital Chart of the World (DCW). ... Geological Survey (U.S.).