60 cave dive sites in Spain.
Biggest areas: Canary Islands (13), Balearic Islands (9), Baleares (8), Andalusia Region (3) and Catalonia Region (3).
Recorded maximum depths range from 3 m to 48 m (41 of 60 sites have a depth).
By level: 19 beginner, 8 intermediate, 16 advanced and 3 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.