Doriprismatica atromarginata ranges in colour from creamy-white through yellow to pale brown. It typically has a black-lined edge running down the outside of a very folded mantle and black rhinophore clubs. The frilly mantle sometimes appears to move like a wave as the animal crawls along. It can reach a total length of at least 60 mm.
Tubbataha Reefs Natural Park: Tubbataha Reef is an atoll coral reef placed in the Sulu Sea of the Philippines. It is a marine sanctuary protected as Tubbataha Reef National aquatic Park. It is nominated at the New 7 Wonders of Nature. Fauna species noticed include manta rays, lionfish, tortoise, clownfish, & sharks. The seemingly diverse ecosystem of this sanctuary rivals the Great Barrier Reef – having 350 coral species & 500 fish species.