Dolphin Snorkeling & Swimming with Turtles Tour – Mnemba Island is a single small island about 500 meters, opposite Muyuni Beach, northeast of Zanzibar Island. It is one of the exclusive marine conservation areas in Tanzania with a wide variety of corals and associated species of tropical colorful fish,h as well as occasional sightings of larger species such as turtles and dolphins. The island is privately owned, but snorkeling around the island is unlimited. While snorkeling, we easily spot groups of humpback dolphins, triggerfish, surgeonfish, butterflyfish, zebrafish, and countless other species of fish, and if you are lucky,y you can spot turtles. After snorkeling, we visit Muyuni Beach for relaxing and refreshments before heading north to Baraka Aquarium on Nungwi Beach – a natural lagoon full of sea turtles, which buys the turtles caught by fishermen, and releases them into the fresh ocean water in the lagoon. Aquarium, they are buying the turtles, caught by fishermen,n and they are releasing them back to the fresh ocean water in the lagoon. Use the unique opportunity to swim with sea turtles. During the visit, you can also feed turtles with seaweed or just spend your time in the water. Also, you can take a snorkeling mask to dive and watch them in their natural environment.