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. Image courtesy of Islands in the Stream 2001, NOAA/OER.

Related Links

Islands in the Stream

Islands in the Stream: September 28 Log

Living Ocean Gallery