didemnum carnulentum. didemnum is a genus of colonial tunicates in the family didemnidae

animal animals aquatic ascidians behavior biodiversity biology camouflage change climate conservation coral reef critters didemnum carnulentum diverse diversity diving ecology ecosystem evolution fauna filter fish habitat hidden indonesia lembeh life marine muck niche pattern rare saltwater scuba sea seascape snorkeling species strait tropical tropics tunicates undersea underwater water wildlife