Sharks In Zanzibar: Is It Safe To Swim? (2025)

Last Updated on: 20th October 2025, 01:55 pm

Ever floated in warm turquoise waters and wondered what’s lurking beneath the surface?

That thought first crossed my mind during one of our early trips to Zanzibar — while wading off Nungwi Beach with my son. The island was pure paradise, but the idea of sharks still tugged at the back of my mind.

And I know I’m not alone.

Many travelers planning a tropical escape here ask the same thing: Are there sharks in Zanzibar? And if so, is it actually safe to swim?

As someone who visits Zanzibar regularly and has swum all around the island — from the beaches of Paje to boat trips near Mnemba Atoll — I can confidently say: yes, there are sharks in Zanzibar, but no, you don’t need to fear them.

In this post, I’ll walk you through:

Which types of sharks live around Zanzibar.
The actual risks (and myths) of shark encounters.
Essential swimming and snorkeling safety tips.
The best beaches and spots to enjoy the water worry-free.

Let’s dive into the facts so you can plan your dream island getaway without second-guessing that swim in the sea.

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Key Takeaways:

Despite the presence of sharks in Zanzibar, the majority of them are not a threat to humans.
Understanding the risks associated with swimming in Zanzibar can help you take proper safety precautions.
Following best practices for swimmers and divers is crucial to navigating the waters safely.
There are amazing snorkeling spots in Zanzibar, including beach snorkeling and the famous Mnemba Atoll.
Swimmable spots extend beyond the main island, from the historical Stone Town to picturesque Mafia Island.

Disclaimer: This post may contain affiliate links. If you make a purchase from one of them I will receive a small commission at no extra cost to you, which allows me to keep this blog up and running!

Exploring the Marine Life of Zanzibar

Zanzibar isn’t just a dreamy island destination; it’s a living aquarium teeming with life beneath the surface.

Slip on your snorkel mask or dive tank and you’ll find a world of wonder: bright coral gardens, playful dolphins, curious sea turtles, and yes, a few sharks, most of them completely harmless.

What makes Zanzibar special is the diversity. In a single swim, you might spot butterflyfish flitting between coral heads, schools of parrotfish crunching coral, or a graceful sea turtle gliding past.

If you’re lucky, you might even encounter reef sharks cruising the drop-off or catch a glimpse of a whale shark feeding on plankton offshore.

💡 Pro tip: The reef systems around Mnemba Atoll and Kendwa offer some of the clearest water and best marine visibility in East Africa, perfect for spotting colorful reef species.

The marine life in Zanzibar is a huge part of what makes this archipelago so magical, and understanding it adds a whole new layer to your adventure.

Whale Sharks and Reef Sharks in Zanzibar

If you’ve ever dreamed of swimming with sharks — the gentle kind — Zanzibar is one of the few places where that dream can come true.

🦈 Whale sharks, the world’s largest fish, occasionally pass through the deeper waters around Zanzibar. These peaceful filter-feeders can reach up to 12 meters in length and are completely harmless to humans. Spotting one while snorkeling or diving is rare but unforgettable.

Reef sharks, on the other hand, are much more common. You might see blacktip or whitetip reef sharks while exploring Zanzibar’s coral reefs, especially near Mnemba Atoll, Kendwa, and Tumbatu Island. These sharks tend to keep their distance and pose no threat to humans.

✨ Fun fact: Most reef shark sightings happen during organized dives and are considered a highlight of the experience!

While these encounters are awe-inspiring, they’re also a reminder that you’re stepping into a thriving marine ecosystem, one that’s wild, balanced, and worth respecting.

The Myth of Great White Sharks in Zanzibar

Let’s clear this up: there are no great white sharks in Zanzibar.

Despite what travel rumors or clickbait headlines might suggest, these apex predators do not frequent the warm, tropical waters of the Indian Ocean around Zanzibar. Great whites prefer colder, deeper currents, think South Africa or parts of Australia.

That said, some confusion comes from occasional sightings of bull sharks, which can look a bit like great whites at a glance. However, bull sharks are rare around Zanzibar and tend to avoid human interaction altogether.

💡 Travel tip: If you hear someone mention a “great white” in Zanzibar, it’s likely a misidentified reef or bull shark, not the real thing.

So rest easy, you won’t be starring in a Jaws sequel while snorkeling off Nungwi Beach. 😉

Species of Sharks in Zanzibar

Shark Species	Description
Whale Sharks	The largest fish in the world, known for their docile nature and unique filter-feeding behavior.
Reef Sharks	Includes species like blacktip sharks and whitetip sharks, commonly found in Zanzibar’s reefs.
Great White Sharks	A myth in Zanzibar, as there is no evidence of their presence in the region’s waters.

Scuba Diver swims beside a Whale Shark in Zanzibar

Are There Dangerous Sharks in Zanzibar?

This is the big question, and the answer is reassuring.

Yes, there are sharks in Zanzibar. But no, they’re not dangerous in the way most travelers fear. In fact, shark attacks here are extremely rare and typically involve mistaken identity during fishing activity, not beachgoers or snorkelers.

The most commonly spotted species — like blacktip and whitetip reef sharks — are naturally shy and avoid humans. Even bull sharks, though more unpredictable, are rarely encountered near popular swimming beaches.

Still, it’s smart to follow a few basic safety tips when swimming or diving in Zanzibar:

✅ Swim in groups or in areas with other people around.
✅ Avoid dawn and dusk, when sharks may be more active.
✅ Skip the shiny jewelry and brightly colored swimwear.
✅ Stay away from fishing boats or fish cleaning areas.

By simply respecting their space and sticking to designated areas, you’ll greatly reduce any potential risks, while still enjoying everything Zanzibar’s stunning waters have to offer.

People swimming at a beach near Stone Town in Zanzibar at sunset.

Navigating the Waters Safely

Whether you’re diving deep or simply floating near shore, a little awareness goes a long way in Zanzibar’s waters.

🧜‍♀️ Swimming in Zanzibar is generally very safe, especially at well-known beaches like Nungwi, Kendwa, and Paje. But the Indian Ocean is still wild, and nature deserves our respect.

Here are some tried-and-true safety practices:

👫 Never swim alone — always have a buddy, especially if you’re snorkeling or venturing farther out.
📍 Stick to designated swim zones — they’re usually chosen for calm currents and clear visibility.
🏄‍♀️ Pay attention to local advice — talk to lifeguards, hotel staff, or dive guides before heading out.
🌊 Avoid rough conditions — skip the swim if the tide is strong or visibility is poor.
🐠 Don’t touch the marine life — this helps protect both you and the fragile ecosystem.

💡 Pro tip: Invest in reef-safe sunscreen, a quality mask, and fins; they’ll make your experience smoother and safer.

Taking a few precautions means you can enjoy Zanzibar’s waters with confidence, whether you’re a seasoned diver or just dipping your toes in for the first time.

Whale Shark Diving Zanzibar: A Safe Encounter

If swimming with whale sharks is on your bucket list, Zanzibar might just be the place to check it off.

🦈 Whale sharks are gentle, slow-moving giants that pose zero threat to humans. And while sightings around Zanzibar are seasonal and unpredictable, they’re most commonly reported near Mafia Island, especially between October and February.

Here’s how to ensure a safe, respectful experience:

✅ Book with a reputable tour operator — look for those who follow eco-friendly, no-touch practices.
📏 Keep your distance — stay at least 10 meters away and avoid swimming directly in front of them.
🤿 Stay calm — move slowly and avoid splashing to avoid startling the animal.
🐋 Don’t chase or touch — this stresses the animal and disrupts its natural behavior.
🌱 Respect the ecosystem — leave no trash, wear reef-safe sunscreen, and take only photos.

💡 Reality check: Most tours don’t guarantee whale shark sightings — they’ll often be marketed as snorkeling trips with a chance of an encounter. Still, even without spotting one, you’ll be immersed in some of East Africa’s most vibrant underwater scenery.

Swimming with whale sharks is one of the most awe-inspiring experiences you can have in Zanzibar, and with the right mindset, it’s also one of the safest.

Back view of full body of unrecognizable male swimmer in oxygen mask swimming underwater near whale sharks in Zanzibar

Shark Attacks in Zanzibar: Separating Facts from Fears

Let’s be real: the idea of sharks can be scary. But in Zanzibar, that fear is largely unfounded.

🦈 Shark attacks in Zanzibar are extremely rare. Statistically, your chances of being bitten by a shark are far lower than being injured by a coconut falling from a palm tree (true story!).

Here’s what the facts say:

Zanzibar has no recorded fatal shark attacks in recent history.
Occasional bites may occur near fishing boats, often involving fishermen, not swimmers or tourists.
Most commonly sighted sharks, like reef sharks, are not aggressive and typically avoid humans.

That said, precautions are still wise, not because the threat is high, but because the ocean deserves respect. Stick to safe swim zones, avoid swimming at dusk or dawn, and stay out of areas with fish scraps.

🎯 Local tip: The best people to ask about water safety are locals, from dive instructors to beach hotel staff. They’ll always give you the real scoop.

The truth? Zanzibar’s waters are incredibly inviting, and with just a little mindfulness, you’ll have nothing to fear and everything to enjoy.

The Best Places to Snorkel in Zanzibar

Zanzibar’s snorkeling scene is next level. Think crystal-clear waters, thriving coral reefs, and a kaleidoscope of marine life, often just a few strokes from the beach.

Whether you’re a beginner or a seasoned snorkeler, these spots will blow your fins off:

🐠 Nungwi Beach

Located on Zanzibar’s northern tip, Nungwi is famous for its calm, shallow waters and vibrant reef life. You’ll spot everything from parrotfish to rays, often just a short swim from shore.

🐢 Paje Beach

On the island’s southeast coast, Paje offers stunning coral gardens and the chance to see turtles — sometimes even dolphins — while floating in warm, turquoise waters.

🌊 Kendwa Beach

Just south of Nungwi, Kendwa’s coral reefs are perfect for beginners. Expect clear visibility, gentle currents, and a rainbow of tropical fish.

💡 Pro tip: These beaches often have gear rentals available nearby, but if you plan to snorkel more than once, bring your own high-quality mask and fins for comfort and fit.

Discovering Mnemba Atoll and Its Marine Treasures

If you’re up for a short boat trip, Mnemba Atoll is an absolute must. Just off Zanzibar’s northeast coast, this protected marine reserve is famous for:

🐠 Massive coral walls
🦈 Frequent reef shark sightings
🐢 Green and hawksbill turtles
🧜‍♂️ Wild schools of colorful fish

Snorkeling tours to Mnemba often include hotel pickup, guides, gear, and snacks. You’ll leave with unforgettable memories, and maybe even a glimpse of something rare, like a dolphin pod or a passing whale shark.

🌟 Whether beachside or offshore, snorkeling in Zanzibar is safe, easy, and soul-stirring, just the kind of adventure we live for at Our Soulful Travels.

Dive into the crystal-clear waters of Mnemba Atoll and prepare to be immersed in a world of natural wonders.

Book a Snorkelling Tour in Zanzibar Here

A Woman Snorkeling Underwater in Zanzibar

Sharks in Zanzibar FAQs

Are there sharks in Zanzibar?

Yes, there are sharks in the waters around Zanzibar. However, shark encounters are rare, and the majority of species present are not considered a threat to humans.

Is it safe to swim in Zanzibar?

Generally, it is safe to swim in Zanzibar. Most beaches have shallow and calm waters ideal for swimming. It’s advisable to follow local guidelines, avoid swimming in areas with strong currents, and be aware of marine life.

Is it safe to dive in Zanzibar?

Yes, diving in Zanzibar is a popular and generally safe activity. The region boasts vibrant coral reefs and diverse marine life. It’s essential to dive with reputable operators who adhere to safety standards.

What ocean animals live in Zanzibar?

Zanzibar’s waters are home to a variety of marine life, including tropical fish, dolphins, turtles, and diverse coral species. While there are sharks, encounters are infrequent.

Are there white sharks in Zanzibar?

White sharks are not common in the waters around Zanzibar. The sharks typically found here are reef sharks and other non-aggressive species.

What should I be careful of in Zanzibar?

While enjoying the waters in Zanzibar, it’s essential to be cautious of strong currents, follow local safety guidelines, and respect marine life. Shark encounters are rare, but it’s wise to stay informed and take necessary precautions.

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Time to Go Swimming in Zanzibar

So, are there sharks in Zanzibar? Yes, but the kind you’ll meet here are more awe-inspiring than alarming.

From gentle whale sharks to graceful reef sharks, Zanzibar’s marine life is a gift, not a threat. And while it’s smart to swim with awareness, the reality is that shark attacks are almost unheard of in this part of the Indian Ocean.

💙 Whether you’re snorkeling off Nungwi, diving near Mnemba, or simply floating under the African sun, the waters of Zanzibar are calling.

With the right safety practices and a touch of respect for the ocean, you can fully enjoy this tropical paradise, and maybe even have a magical underwater moment you’ll never forget.

Sharks in Zanzibar: Is It Safe to Swim? (2025)

Key Takeaways: