The Spirastrella cunctatrix sponge is orange and red, the bathing sponge Spongia officinalis is dark and spotty.
What you see as greenish balls surrounded by an opalescence down there is a colony of coralls, and a pale nimbus at the left side is a bunch of polychaeta tentacles.
What you see as greenish balls surrounded by an opalescence down there is a colony of coralls, and a pale nimbus at the left side is a bunch of polychaeta tentacles.
