Biology Conservation & Environment Coral Reef Sponge Bitches! What is the world's largest barrel sponge? Dr. M May 8, 2014 Barrel Spongegiantlargestrecord holder It is probably this 2.5 meter (8.2 feet) diameter giant that was a tourist attraction for scuba divers visiting Curaçao in the Caribbean in the… View More What is the world's largest barrel sponge?
