Grey reef sharks in the Maldives are found living around the coral reefs and are most active at night when they are hunting. If you’re interested in scuba diving with sharks in Maldives, you’re most likely to encounter grey reef sharks under water. There are several types of reef sharks Maldives, the most common of which is probably the grey reef sharks. A reef sharks diet consists generally of smaller fish and they are savvy hunters, although there is no evidence confirming the question, are grey sharks dangerous to scuba divers. Grey reef sharks can reach lengths of about 6 feet long and usually have a grey back with a white belly.