Dermatobranchus ornatus from Thailand

February 3, 2003
From: Herb Ko

Please help with ID.

Location: Similan Islands, Thailand
Dive site: Elephant Head Rock
Date and Time: 25 Dec 2002 9am
Depth: ~ 70 feet

Found on sand near hard coral. I only managed one good shot before it went behind the corals.

Herb Ko

Ko, H., 2003 (Feb 3) Dermatobranchus ornatus from Thailand. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from

Dear Herb,
This spectacular animal is Dermatobranchus ornatus. It probably feeds on soft corals but we still have a lot to learn about it.
Best wishes,
Bill Rudman

Rudman, W.B., 2003 (Feb 3). Comment on Dermatobranchus ornatus from Thailand by Herb Ko. [Message in] Sea Slug Forum. Australian Museum, Sydney. Available from

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