Mafia Island is a world class diving destination. This marine park has some of the richest reefs in the World, with an unrivalled variety of hard and soft corals and tropical fish. Some commonly seen fish species include; the giant potato grouper, emperors, triggerfish, sweetlips, angelfish, barracuda, trevally, lion fish and the ever illusive seahorse. The diversity continues within the invertebrates with a huge variety of absolutely stunning nudibranchs as well as; feather stars, cleaner shrimp, numerous octopus species and coral crabs. On a larger scale often seen are also; whale sharks, eagle rays, green and hawksbill turtles, bottle nose and spinner dolphins, humpback and pilot whales and reef sharks.
The diversity of animal life continues on land with; over160 species of birds including the stunning fish eagle and black kite, butterflies, reptiles, bush babies, blue duiker, sykes and vervet monkeys, wild pigs and the rare Comores flying foxes. Green and Hawksbill turtles lay their eggs on some of Mafia’s remoter beaches.