Coral reef with Barrel Sponge, Xestospongia testudinaria, Raja Ampat, West Papua, Indonesia

barrel sponge xestospongia testudinaria raja ampat west papua indonesia red sponge sea sponge poriferans marine invertebrate haplosclerida coral reef coral reef asia southeast asia indopacific indo pacific irian jaya coral triangle dampier strait the four kings birds head peninsula melanesia geography nature sea ocean sealife underwater no people horizontal mr:n/a pr:n/a rm