47 cave dive sites in Philippines.
Biggest areas: Visayas (16), Luzon (10), Batangas (4), Cebu (3) and Davao del Norte (2).
Recorded maximum depths range from 10 m to 70 m (31 of 47 sites have a depth).
By level: 3 beginner, 5 intermediate, 4 advanced and 4 technical.
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.