Estuary to Abyss Expedition 2004. White tube sponges, showing the largecentral osculum and similar ostia (pores) in the body wall.A brittle star can be seen in the sponge on the left.
4/10/2019 11:41:12 AM
Credit: Estuary to Abyss 2004. NOAA Office of Ocean Exploration
Subject: Ocean exploration
Subject: Invertebrates