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Underwater at Chole Bay Gardens
Peak season now

Chole Bay Gardens

Mafia Island · Tanzania

Chole Bay Gardens is a series of interconnected coral gardens on the protected inner edge of Chole Bay, where calm, clear water and a spectacular diversity of coral growth forms — from metre-wide lettuce corals to branching staghorn thickets and ancient brain corals — make it the most approachable and photogenic site within Mafia Island Marine Park. The shallows here are famously productive for macro life — Coleman shrimp on fire urchins, pygmy seahorses on gorgonians, and hunting frogfish that sit motionless for days on the same sponge — and the site's protected position means it is diveable year-round, even when southern swells make the outer reef inaccessible. Night dives here reveal a transformation: Spanish dancers emerge from crevices to spawn, octopus hunt in the open, and the coral surface comes alive with feeding polyps and the bioluminescent flashes of swimming worms.

Conditions

Depth

3 to 22 m

Open water and up

Current

Variable

Can pick up on the edge

Visibility

15 to 25 m

Clearest in the calm season

Water

23 to 30°C

3mm wetsuit

Your chances of seeing each animal

See all species recorded here →

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Gear

  • Basic kit

    • Mask and fins
    • BCD and regulator
    • 5mm full wetsuit · cooler water
    • Dive computer