Bottom sediment map

Bottom sediment map showing beds of globigerina ooze and other sediment types. The majority of the sediment samples in this map were obtained as the result of Coast Survey expeditions between the 1840's and 1880's. Source: Three Cruises of the Blake (1888) by A. Agassiz. (Courtesy of NOAA Photo Library.)

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History: Soundings, Sea-Bottom, and Geophysics Quotations

History: Quotations

NOAA Ocean Explorer Gallery: History