99 cave dive sites in Central America & Mexico.
Biggest countries: Mexico (78), Honduras (6), Belize (5), Costa Rica (5) and Nicaragua (3).
Recorded maximum depths range from 5 m to 339 m (76 of 99 sites have a depth).
By level: 36 beginner, 6 intermediate, 20 advanced and 9 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.