Learn to dive on your padi open water diver course here with mermaid diving in the south of tenerife experience your first breaths underwater with the amazing aquatic life that tenerife has to offer the padi open water diver course is a three day course day one you will complete 5 confined water session in the swimming pool as well as working on the theory for the course days two and three you will complete two open water dives from either the boat or shore and finally you will sit a multip