Saanane Island is a fully fledged National Park since July, 2013, covering an area of 2.18 sq km comprises of three islets and aquatic environment. The islets lie on the southern part of the main Island.
The park made a record of being the first ever National Park to be located within a city, and the smallest National Park in both Tanzania and East Africa. The Park is the home of mammals like Impala, Rock Hyrax, Vervet Monkeys and Wild Cats. Reptiles include crocodiles, Monitor Lizards, Agama Lizards, Pancake and Leopard Tortoises, Snakes particularly Python.
The aquatic part of the Park is inhabited by a variety of fisheries life, mainly Tilapia and Nile Perch.
The Park is located 2km Southwest of Mwanza city centre, which lies in the Gulf of Lake Victoria (Latitude 2.5 S and Longitude 32 E).