divepix - Variable Boring Sponge

Variable Boring Sponge

Aspect:	White, almost translucent, thin-walled fingers.
Population:	Occasional
Notable feature:	While most variable boring sponges in the Caribbean are described as being yellow and stouter, this rarer thin white variety appears to be the norm along Basse Terre's West Coast. Boring sponges are thus named because they exsude an acid from their base to bore an anchoring point in the substrate on which they settle.
Environment:	On coral boulders or rocky sand bottoms in sheltered areas.
Behaviour:	-