Mafia Island is located approximately 160 kilometers (100 miles) south of Dar es Salaam, off the Tanzanian mainland coast. It’s part of the Mafia Archipelago.

• Key Difference from Zanzibar: Mafia is significantly less developed and less touristy than Zanzibar. While Zanzibar offers a blend of vibrant culture, history, and beautiful beaches with extensive infrastructure, Mafia focuses almost entirely on pristine marine conservation, world-class diving, and a tranquil, authentic island experience. It’s about untouched nature and underwater beauty, not bustling towns or party scenes.

The Mafia Island Marine Park (MIMP), established in 1995, is Tanzania’s first marine park and one of the largest protected areas in the Indian Ocean.

• Importance: It protects a highly biodiverse ecosystem including extensive coral reefs, mangrove forests, seagrass beds, and a significant portion of the island’s coastline. It’s crucial for the conservation of numerous marine species, including whale sharks, sea turtles, and various fish.
• Activities: All marine-based activities on Mafia are conducted within the park, and park fees contribute directly to conservation efforts.

Mafia Island is primarily a destination for marine and nature enthusiasts:

• Swimming with Whale Sharks: This is Mafia’s most famous activity. From October to March, visitors can go out by boat and swim peacefully alongside the world’s largest fish, the gentle whale shark. It’s a truly unforgettable experience.
• Scuba Diving: Mafia offers some of the best diving in East Africa, particularly within the protected bays and channels of the marine park. You’ll find incredibly healthy and diverse coral reefs, teeming with vibrant fish, pelagic species, and macro life.
• Snorkeling: Excellent snorkeling opportunities are available in numerous shallow reef areas, providing easy access to the stunning underwater world.
• Island & Sandbank Excursions: Take boat trips to explore uninhabited islands, pristine sandbanks (like Chole Bay‘s sandbank), or visit traditional fishing villages.
• Sea Turtle Hatching: Depending on the season (typically June to September for nesting, August to December for hatching), you might witness sea turtle conservation efforts, particularly at Juani Island.
• Mangrove & River Exploration: Explore the intricate mangrove ecosystems by kayak or local dhow.
• Birdwatching: The island’s diverse habitats support a rich variety of birdlife.
• Relaxation: Simply unwind on the quiet, unspoiled beaches of your lodge.

• Whale Shark Season: The best time to swim with whale sharks is from October to March, with the peak typically being from November to February. This is when the largest aggregations occur as the whale sharks feed in the plankton-rich waters.
• Diving Season: October to March/April generally offers the calmest seas and best visibility for diving and snorkeling.
• Overall Best Time: The dry season (June to October) offers excellent weather for general island activities and surface interval relaxation, though visibility for diving can sometimes be affected by winds. The shoulder months of September and October are often ideal, balancing good weather with the start of whale shark season.
• Avoid: The long rainy season (mid-April to May) can bring heavy rains and rough seas, making boat trips difficult and many lodges may close.

The most common and practical way to get to Mafia Island is by domestic flight from Dar es Salaam.

• Flights: Several local airlines operate daily (or near-daily) scheduled flights from Julius Nyerere International Airport (DAR) in Dar es Salaam to Mafia Airport (MFA). The flight takes approximately 30-45 minutes.
• Transfers: Once you land at Mafia Airport, your lodge will typically arrange a pre-booked vehicle transfer to your accommodation, which can take anywhere from 15 minutes to an hour, depending on the lodge’s location.

Accommodation on Mafia Island is typically comprised of eco-friendly, intimate, and rustic-luxury lodges, often focused on diving and marine activities. You won’t find large chain hotels or resorts.

• Most lodges are located on the eastern side of the island, within or very close to the Marine Park, particularly around Chole Bay or Utende.
• Options range from comfortable tented camps and bandas (traditional style bungalows) to more upscale lodges, all designed to blend in with the natural environment. Many offer full board packages that include meals and sometimes activities.

Yes, Mafia Island can be suitable for families and non-divers, though the focus remains marine-centric.

• Families: Many lodges are family-friendly. Activities like snorkeling, sandbank picnics, village visits, and especially swimming with whale sharks (if kids meet age/swimming requirements) are great for families.
• Non-Divers: While diving is a major draw, non-divers can still enjoy excellent snorkeling, boat trips, kayaking, paddleboarding, relaxation on the quiet beaches, and cultural excursions to local villages or archaeological sites.

Conservation is central to Mafia Island’s identity. The Mafia Island Marine Park (MIMP) actively works to:

• Protect Marine Ecosystems: Safeguard coral reefs, mangroves, and seagrass beds.
• Manage Fisheries: Promote sustainable fishing practices with local communities.
• Conserve Endangered Species: Protect whale sharks, sea turtles, and dugongs.
• Educate & Engage: Work with local communities on environmental awareness and sustainable tourism. Park fees paid by visitors directly contribute to these vital conservation initiatives.