| Brain Sponge | |
|---|---|
 | |
| Information | |
| Range | West Coast of South Africa |
| Scientific Classification | |
| Kingdom | Animalia |
| Phylum | Porifera |
| Class | Demospongiae |
| Order | Poecilosclerida |
| Family | Isodictyidae |
| Genus | Isodictya |
| Species | I. elastica |
The Brain sponge, (Isodictya elastica) is a species of marine demosponge in the family Isodictyidae. This sponge is known from the west coast of South Africa to Port Elizabeth. It is endemic to this region.
Description[]
The brain sponge may grow to 20 cm across. It has a smooth surface, covered with many scattered oscula. It may be beige to pink in colour and grows in two forms: one massive and convoluted, rather like a brain, and the other with narrowing fingers. Its texture is soft and compressible.
Habitat[]
This sponge lives on rocky reefs subtidally to 25m.