PHOTOGRAPHS |
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Two scientists retrieve a sediment grab sampler from the stern of the Puerto Rico Department of Natural Resources research vessel JeanA during a study of the Escollo de Arenas sand deposit off Isla Vieques in November, 1990. (Photo Credit: Dann Blackwood, Woods Hole Field Center) |
U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/of/2000/of00-006/htm/grab2.htm
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Last modified: 10:18:11 Mon 15 Oct 2001
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