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sand-sized material

The smaller, sand-sized material includes planktonic foraminifera (the popcorn-like white tests), bryozoa stalks, pteropods (the clear snail-like shells) and sponge spicules (the 3-pronged specimens), along with other hard-part remains of organisms.

Related Links

Islands in the Stream: September 28 Log

Living Ocean Gallery



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http://oceanexplorer.noaa.gov/explorations/islands01/log/sep28/media/planktonic.html