Book Your Slot. Age Restrictions: 12 Years To 50 Years Medical restrictions for people who have Asthma, Heart, BP, Pregnant women, etc. Please consult your doctor before going Scuba Diving. There are many experienced and certified instructors who can help the divers explore various dive sites in the Andaman archipelago. Most of the diving happens in North Bay Island, Port Blair and Havelock Island. Neil island has started picking up slowly. In addition, you have the opportunity to go scuba diving close to Barren Island, which is the only active volcano in India. It is necessary to have open-water certification in order to participate in advanced diving. The following is a list of the numerous types of diving