32 muck dive sites in Southeast Asia.
By country: Malaysia (12), Indonesia (10) and Philippines (10).
Recorded maximum depths range from 2 m to 40 m (18 of 32 sites have a depth).
By level: 15 beginner, 5 intermediate and 10 advanced.
Species confirmed at these sites by diver sightings (three or more independent divers) or by two or more independent sources, with the number of sites each is confirmed at.