Cayman Sponges

Please contact me if you see any errors; naming,colours etc. I found it very difficult discerning sponges from other creates like Zoanthids.

(young) Giant Barrel Sponge (?); Grand Cayman
(young) Giant Barrel Sponge (?); Grand Cayman
20140904_093607; (young) Giant Barrel Sponge (?)

Paul Naish