HOW DEEP can they go?

Sponge §
18,500 ft (5639 m)

Illustration © Tim Phelps

Introducton to Porifera - Includes fossil record, life history and ecology, systematics, morphology.

gene carl feldman (gene@seawifs.gsfc.nasa.gov) (301) 286-9428
Judith Gradwohl, Smithsonian Institution (Curator/Ocean Planet)