28 August 2026
Compiled from 1115 votes, here is the definitive list of the best dive sites on the planet. How many of them have you dived?
The list is overwhelmingly dominated by warm water dives, with the only cold water representatives coming from the Galapagos, Iceland and a Scottish wreck.
Wall of coral where sharks come cruising by and barracuda surround you. You are guaranteed to see big stuff here and lots of it. Occasional strong currents blast over an underwater prairie that's home to white tips, turtles, grouper, jacks, bumphead parrotfish and of course the barracuda that give it its name.
An upwelling means this splendid wall dive is favoured by pelagics. Expect to see sharks, barracuda, eagle rays, Napoleon wrasse, snappers, jacks...if you can tear your eyes away from the fish the wall hosts thick coral with morays, nudibranchs and mantis shrimps being just a few of the attractions. Compare prices of a Palau trip
The Yongala is a shipwreck off the coast of Queensland. Full of marine life you may see manta rays, sea snakes, octopuses, turtles, bull sharks, tiger sharks, clouds of fish and spectacular coral.
The Yongala sank during a cyclone in 1911 killing 122 people, a racehorse called Moonshine and a red Lincolnshire bull. She had no telegraph facilities and so could not be warned of the weather ahead. In 1981 the Yongala was given official protection under the Historic Shipwrecks Act. The ship is 90 km southeast of Townsville, 10 km away form Cape Bowling Green. 109 meters long, the bow points north and the ship lists to starboard. Check the prices to dive the Yongala.
A large wreck which needs several dives to do it justice. A British vessel, the Thistlegorm (Blue Thistle) was attacked from the air and sunk in 1941 whilst carrying a cargo of war supplies: rifles, motor bikes, train carriages, trucks. Currents can be strong, and in different directions at the surface and at the wreck. Compare prices of Thistlegorm trips.
Motorbikes inside the Thistlegorm. Photo: Tim Nicholson
Three dives in one: anemone city, shark reef with its spectacular drop off and the wreck of the Yolanda. Currents make this good for drift dives and for pelagic fish. A popular dive starts at Anemone City before drifting to Shark Reef and its drop off. Finish up on the wreck of the Yolanda with its cargo of toilets. Find a price for liveaboard visiting Shark and Yolanda reefs.
Anthias, soft corals and fire coral. Photo: Garry Frazer.
Underwater lights placed on the ocean floor
attract infinite amounts of plankton, which in turn attract the huge,
yet beautiful manta rays of Kona Hawaii. The rays get so close to you,
that you often have to move to avoid them accidentally hitting you. An amazingly wonderful and unforgettable time with one
of the most beautiful animals in the world.
Manta ray night dive. Photo: Daisuke Kurashima/Depositphotos
Very deep, wide, hole outlined by coral reef and inhabited by sharks. Is there another sight like it? 30 m visibility coming over the bathwater warm reef of vibrant colors, descending into a cool, deep blue hole where the water begins to waver and shimmer as you enter the transition from salt to fresh water at about 15 m. Watching the enormous tuna and other pelagics dive into the hole to clean themselves as you briefly remove your octopus to taste the fresh water. Then descending another 25 m to explore the stalagtites and stalagmites of ancient caverns. Compare prices of Belize diving trips.
The Blue Hole, Belize. Photo: U.S. Geological Survey
This wreck is very popular with photographers as it is totally encrusted in anemone, gorgonians and corals. Look for the hawksbill turtle which practically lives on the Liberty and interesting small stuff like the beautiful purple Scorpion Leaf Fish and Ornate Ghost Pipefish. Larger fish you might see there include Great Barracuda and Flapnose Ray. The wreck is quite broken up but you can go in the cargo hold. You dive it not so much for the experience of wreck diving but for the fabulous sealife. Usually dived from the shore, the Liberty is also on some liveaboard itinaries.
Extending 300 m from shore, the T-shaped structure is 300 m wide, including two outlying "dolphins" (platforms for larger ships to tie up to). Although a very defined and somewhat compact site, you could spend 5 days diving there and not be bored, particularly at night. On any dive there are lots of nudibranchs and flatworms, eels, wobbegong and whitetip sharks, octopuses, lion and scorpion fish, stargazers, and the usual smaller finned friends. Sometimes you'll come across absolutely huge rays dozing in the sand.
Whitetip Reef Shark, Australia. Photo: Tim Nicholson
A horse shoe of rocky pinnacles, just breaks the surface at low tide. Famous for whale shark sightings, but also great for big schools of pelagic fish such as jacks, barracuda and batfish. Mantas are also seen, and it is a superb spot for Macro photography with such creatures as ghost pipefish, harlequin shrimp, frogfish and seahorses. Currents can be strong. Needs several dives to see the whole area. Best dived from December to April. How much to dive Richelieu Rock?
Harlequin shrimp at Richelieu Rock. Photo: Zeamonkey/Depositphotos
Tubbataha, Palawan, Philippines
A UNESCO World Heritage site, Tubbataha Reef Marine Park comprises pristine coral reef with perpendicular walls, extensive lagoons and two coral atolls.
Big Brother, Egyptian Red Sea
Often surrounded by wild currents, the scenery makes for some wonderful dives. Add to this the high likelihood of seeing sharks, and you're guaranteed fantastic experiences.
Ras Mohammed, Egyptian Red Sea
A protected area famous for its stunning coral walls and gardens. It is made up of many interconnected reefs, including the famous Shark & Yolanda Reef.
Great white wall, Tavieuni Fiji
Prepare to be awestruck by a steep wall that descends endlessly to the bottom, completely smothered in lush white soft coral.
Gordon's Rock, Galapagos
Schooling hammerheads, blacktip and white tip reef sharks, turtles, devil ray schools, huge fish, sea lions what more could you want?"
Osprey Reef, Coral Sea, Australia
Rises vertically from 2400 m to just below the sea surface. The only known spawning aggregation of black marlin in the Pacific Ocean occurs at Osprey Reef.
Bloody bay wall, Little cayman
Stunning underwater wall drops over 1000 m. Covered in colour from soft corals, sea fans and sponges
Ulong Channel, Palau
Huge lettuce coral garden crawls with fishes, schools of jacks and white tip reef sharks are everywhere
Sodwana bay, South Africa
Masses of fish with many resident and visiting species, including dolphins, sailfish (marlin), whale sharks, humpback whales, manta rays and ragged tooth sharks
Sha'ab Rumi South, Sudan
Grey reef sharks, hammerheads, silvertips, silky sharks, mantas plus and the coral and fish life is extraordinary with schools of barracuda and trevally.
Maaya Thila, South Ari Atoll, Maldives
A protected marine reserve. where you are almost guaranteed to see sharks - grey reef sharks and whitetip reef sharks.
Poor Knights, New Zealand
Just as many fish as any tropical site in the world but they are all 10 times the size. Tropical and temperate currents combine to create one a unique site.
South Point, Sipadan, Malaysia
"I counted 11 white tip reef sharks resting on the bottom, was passed by a six foot tiger shark going the other way, one Napolean wrasse, too many turtles to count and an octopus in the shallows at the end of the dive."
Jackson Reef, Egypt
Famous for its dramatic drop-offs, pristine coral gardens and the striking Lara shipwreck
Wolf Island, Galapogos
Hundreds of schooling/migrating hammerheads, schools of juvenile barracuda, dozens of turtles, sea lions, dolphins. A magical place
San Francisco Maru, Chuuk Lagoon
Magnificent wreck with cargo of Zero fighter planes in one of her holds and heaps of artifacts.
Magic Mountain, Raja Ampat
A seamount with 2 manta cleaning stations, strong currents, lots of sharks, wobeggongs, octopus, walking shark, frog fish.
Bunaken, Indonesia
Just perfect for relaxed drift diving with the best macro life around
Apo Reef, Philippines
Hard corals swarming with anthias, fusiliers, surgeonfish plus manta rays and bumphead parrotfish
Daedelus, Egyptian Red Sea
Hammerhead sharks cruise at the north end plus manta rays, tuna, titan trigger fish, white tip reef sharks, barracuda, napoleon wrasse, and, if you look away from the fish, nudibranchs.
Straits of Tiran, Egyptian Red Sea
Coral walls, strong currents and incredible marine life, comprises Jackson Reef, Woodhouse Reef, Thomas Reef and Gordon Reef.
Batu Bolong, Komodo, Indonesia
A very small island with strong currents bringing massive shoals of fish - a splendid dive.
Puerto Galera, Philippines
A haven of nudibranchs, frog fish and seahorses, with the chance to also see sharks and giant groupers
Punta Sur / Devils Throat, Cozumel, Mexico
0m dive through coral caverns and a winding complex structure of the dive. Breaks through to an amazing wall dive coasting upwards through the amazing clear waters with lots of green turtles
The Boiler, Revillagigedo Islands, Mexico
Fantastic diving with Giant Pacific Mantas (not reef mantas), dolphins, shoals of jacks, white tips, moray els, octopus packed in a small area.
East of Eden, Ko Similan, Thailand
Pre-eminent coral formations. Lots of small fish: rabbitfish, clownfish, lionfish, garden eels, boxfish and others. Excellent visibility.
Malpelo Island, Colombia
Awe-inspiring schools of hammmerhead sharks reaching up to 300 hundred individuals. Clusters of free swimming moray eels and the enormous congregations of silky sharks who often mix with hammerheads to form colossal shark shoals.
Silfra, Thingvellir, Iceland
Unique diving in the freshwater fault between the American and the European continental shelves. Incredible under water caves.
Blockship Tabarka, Scapa Flow, Orkney
Covered inside with marine life, anemones, lobsters, starfish, urchins and wrasse. Easy penetration dive, hull very open with many access and entry points, light streams in."
Dirty rock, Cocos Island, Costa Rica
Massive wall of hammerheads every time. Marble and eagle rays. Friendly whale sharks who enjoy the diver's bubbles for extended periods.
Neptune's Arm, Vamizi Island, Mozambique
Towering underwater pinnacles that stretch for hundreds of feet to the sea floor, a large and thriving population of grey reef sharks, coral as vibrant and rich as the Great Barrier Reef used to be.
Hin Muang, Thailand
Large underwater pinnacles heading southwest with huge shoals of fish, beautiful anemone carpets, soft corals and gorgonions. Sharks, tuna, enormous barracuda often visit and the deepest drop-off in Thailand is here.
Half Moon Wall, Belize
Full of life, Half Moon Wall is punctuated by tunnels between the gorgeous colourful sponges and sea fans. Unbelievable visibility and you might see eagle rays, reef sharks and turtles.
Peleliu Express, Palau
Strong currents attract many sharks and other pelagics. The reef is a vertical wall running from a plateau at 8 m to around 40 m.
Protea Banks, South Africa
Always see the big stuff - sharks (many types), mantas, dolphins, turtles and the viz is fantastic.
Landslide, Wolf Island, Galapagos
Migrating hammerheads by the hundreds, turtles, sea lions, black tip, white tip, silky and Galapagos sharks.
Rainbow Reef, Taveuni, Fiji
Covered with soft corals and just like swimming in fish soup. Barracudas, trevallys, turtles, garden eels, scorpionfish, puffers.
7 Mile Reef Sodwana Bay
Nudibranchs, tons of reef fish, turtles, rays, mantas, whale sharks.
Los Roques, Venezuela
150 km north of the coast of Venezuela, 42 small barren islands and 200 keys and banks of sand
Canyon, Thomas Reef, Egypt
Starts at 35 meters and plunges to depths well over 90 meters, with 3 arches.
Julian Rocks, Byron Bay, Australia
Wobbegong sharks, several zebra sharks and mantas in summer or sandtiger sharks in winter, green and huge loggerhead sea turtles, schooling eagle rays, barracudas, trevallies, jewfishes, huge groupers and marbled rays.
Pedras Secas, Noronha, Brazil
Stadium-like rock formation, 16m max depth and 30m average visibility, with abundant marine life, from reef and nurse sharks to small multicoloured reef fish.
Split rock, Kadavu Isle. Fiji
Loads of life hovering around these massive limestone rocks, great diving with swim throughs, tunnels and caves.
Barra Reef, Mozambique
Spectacular coral and varied dive with many arches and tunnels and caves -whale sharks, Manatees regularly, different rays.
Tell us about your best dive sites, or let us know how many of the top 100 you have dived.
Compiled from votes by 696 divers.
How are the votes counted?
The first criteria is number of votes (weighted to favour the first choice dive site above the second). Where two dives tie for a position, priority is given to those with the most enticing descriptions and those whose area has several votes for different dives.
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