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Every charted site with structured depth, type, level, entry, current, season and species data. Filter to exactly the dive you want.

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222 sites match.

	Site	Destination	Type	Depth	Level	Current	Best
RReef	1,000 Steps Iconic staircase entry, star coral hills, dependable turtles	BonaireBonaire	Reef	5–30 m	Beginner	Mild	—	☆
	Abu Dabbab Grazing green turtles at close range; the chance of a dugong…	Marsa Alam & the Deep SouthEgypt	Shore	2–18 m	Beginner	None	Mar, Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Admiralty Anchor Historic anchor grown into the reef, light-filled swim-throughs, huge…	Coral Sea & Osprey ReefAustralia	Reef	8–30 m	Intermediate	Mild	Jun, Jul, Sep, Oct, Nov, Dec	☆
	Agincourt Reefs Shelf-edge clarity on a day trip, Maori wrasse, varied moorings from…	Cairns & the Ribbon ReefsAustralia	Reef	5–25 m	Beginner	Mild	Jun–Nov	☆
AArtificial reef	Airplane Wreck (Tuble) A photogenic aircraft skeleton, resident frogfish, easy add-on to the…	MoalboalPhilippines	Artificial reef	15–24 m	Intermediate	Mild	Dec–May	☆
RReef	Alice in Wonderland Giant mushroom coral heads, sand avenues with garden eels, uncrowded…	British Virgin IslandsBritish Virgin Islands	Reef	10–28 m	Intermediate	Mild	—	☆
RReef	Angel City Textbook double reef, queen angelfish, sand-channel ray traffic	BonaireBonaire	Reef	5–27 m	Beginner	Mild	—	☆
PPinnacle	Angel's Window The fan-framed swim-through; pygmy seahorses; a reef interlude amid…	Lembeh StraitIndonesia	Pinnacle	5–30 m	Intermediate	Moderate	—	☆
RReef	Annie's Bommie Soft-coral density at close range; anthias swarms against blue water…	Taveuni & Rainbow ReefFiji	Reef	8–22 m	Intermediate	Mild	May–Oct	☆
RReef	Anse Chastanet Reef Seahorses and frogfish on demand, shore access inside the reserve…	Saint LuciaSaint Lucia	Reef	2–40 m	Beginner	None	—	☆
RReef	Aquarium (Mnemba) Fishbowl density at snorkel depth; superb for training and night dives	Zanzibar & MnembaTanzania	Reef	4–18 m	Beginner	None	Jan, Feb, Jul, Aug, Sep, Oct, Dec	☆
RReef	Asho's Gap Manta cleaning station in easy depth, queuing reef sharks, tight…	Ningaloo ReefAustralia	Reef	6–15 m	Beginner	Mild	Apr–Oct	☆
	Banana Reef Classic overhang-and-canyon terrain; sweetlips schools; Napoleon…	North & South Malé AtollsMaldives	Reef	5–30 m	Intermediate	Moderate	Dec–Apr	☆
	Bari Reef Record-setting fish diversity, effortless entry, superb night diving	BonaireBonaire	Reef	3–25 m	Beginner	None	—	☆
	Barracuda Point The barracuda tornado, shark traffic in numbers, dawn bumphead parades	Sipadan & MabulMalaysia	Wall	5–40 m	Advanced	Strong	Apr–Aug	☆
CCave	Blue Cave The blue glow itself, glassy sweeper swarms, easy cape reef outside…	Okinawa & the Kerama IslandsJapan	Cave	2–25 m	Beginner	Mild	Apr, May, Jun, Oct, Nov	☆
	Blue Corner Gray reef sharks stacked in the current; the resident Napoleon wrasse…	PalauPalau	Wall	8–30 m	Intermediate	Strong	Nov–Apr	☆
	Blue Lagoon Blacktip reef sharks in gin-clear shallows; the aquamarine pool and…	RangiroaFrench Polynesia	Reef	1–5 m	Beginner	Mild	—	☆
	Blue Lagoon (Padang Bai) Leaf scorpionfish and frogfish density; easy conditions with real…	Bali & Nusa PenidaIndonesia	Reef	3–20 m	Beginner	Mild	Apr–Nov	☆
RReef	Blue Maomao Arch Wall-to-wall blue maomao, cathedral light through the arch, easy depth	Poor Knights IslandsNew Zealand	Reef	3–15 m	Beginner	Mild	Feb–Jun	☆
RReef	Boo Windows The window swim-throughs; soft-coral walls; pygmy seahorses and…	Raja AmpatIndonesia	Reef	3–30 m	Intermediate	Moderate	Oct–Apr	☆
SShore	Cabo Douglas Marine iguanas grazing underwater, flightless cormorants hunting, sea…	Galápagos IslandsEcuador	Shore	3–15 m	Intermediate	Mild	—	☆
RReef	Cabo Pearce Manta stack-ups over the ridge, engaged dolphins, whale song in season	Socorro & the RevillagigedosMexico	Reef	10–40 m	Advanced	Moderate	—	☆
RReef	Cabo Pulmo Reef The bigeye jack tornado, bull sharks over the sand, a protected reef…	Sea of Cortez & Cabo PulmoMexico	Reef	5–18 m	Beginner	Mild	Jul–Nov	☆
	Caesar's Rocks A maze of arches and tunnels; soft-coral doorways in torchlight…	Beqa Lagoon & Pacific HarbourFiji	Pinnacle	5–22 m	Beginner	Mild	—	☆
RReef	Cape Kri Extreme fish density at the point; sweetlips aggregations; sharks and…	Raja AmpatIndonesia	Reef	5–40 m	Intermediate	Strong	Oct–Apr	☆
RReef	Cara a Cara Sustained close encounters with Caribbean reef sharks, clear…	RoatánHonduras	Reef	18–21 m	Advanced	Mild	Feb–Aug	☆
	Carpet Cove A completely coral-claimed small wreck; glassfish clouds in the…	Beqa Lagoon & Pacific HarbourFiji	Reef	8–26 m	Beginner	Mild	—	☆
	Cathedral The arch-framed raggie silhouette; a natural amphitheater made for…	Aliwal Shoal & UmkomaasSouth Africa	Reef	14–27 m	Intermediate	Moderate	Jun–Nov	☆
RReef	Cave of the Sleeping Sharks A landmark of shark-behavior history, cavern ledges, possible resting…	Isla Mujeres & CancúnMexico	Reef	15–21 m	Advanced	Moderate	Dec–Apr	☆
RReef	Chaikou Healthy branching-coral thickets, hawksbill encounters, easy…	Green IslandTaiwan	Reef	3–20 m	Beginner	Mild	Apr–Sep	☆
RReef	Challenger Bay Trevally hunting in torch beams at night, garden eel flats, relaxed…	Cairns & the Ribbon ReefsAustralia	Reef	5–18 m	Beginner	Mild	Jun–Nov	☆
RReef	Champagne Reef Swimming through volcanic bubble streams, warm vents, seahorse…	DominicaDominica	Reef	3–15 m	Beginner	None	—	☆
RReef	Chapel Point (Apo Island) Unbroken hard-coral fields, point-blank turtles, the gentle half of…	Dumaguete, Dauin & Apo IslandPhilippines	Reef	3–25 m	Beginner	Mild	Mar–Jun	☆
RReef	Chole Bay All-weather lagoon diving; seagrass-and-coral mosaic full of…	Mafia IslandTanzania	Reef	3–18 m	Beginner	Mild	Jul–Feb	☆
RReef	Christ of the Abyss The famous statue, easy depths, snorkel-friendly coral heads	Florida KeysUnited States	Reef	3–9 m	Beginner	Mild	—	☆
RReef	Christmas Point Archway sequences, ribbon eels and Napoleon wrasse, northern-Similan…	Similan Islands & Richelieu RockThailand	Reef	8–35 m	Intermediate	Moderate	Dec–Apr	☆
RReef	Cindy's Reef Shallow, sunlit coral gardens; anemonefish and sea kraits at close…	Espiritu SantoVanuatu	Reef	3–18 m	Beginner	Mild	—	☆
RReef	Cirkewwa Arch & Reef The arch, cavern light, resident octopus and morays, hub for two…	Malta & GozoMalta	Reef	5–36 m	Beginner	Mild	May–Oct	☆
	Clown Valley An anemone carpet of absurd extent; anemonefish in their hundreds; a…	AlorIndonesia	Reef	5–25 m	Intermediate	Moderate	Apr–Nov	☆
DDrift	Coconut Point (Apo Island) Trevally barrels in ripping current, turtles indifferent to the flow…	Dumaguete, Dauin & Apo IslandPhilippines	Drift	5–30 m	Advanced	Strong	Mar–Jun	☆
	Cod Hole Face-to-face potato cod, regulated feeding ritual, Maori wrasse…	Cairns & the Ribbon ReefsAustralia	Reef	10–28 m	Beginner	Moderate	Jun–Nov	☆
RReef	Coral Gardens Sprawling healthy coral fields under Gros Piton, easy atmospheric…	Saint LuciaSaint Lucia	Reef	5–25 m	Beginner	Mild	—	☆
RReef	Cousins Rock Endemic black coral gardens, Pacific seahorses, playful sea lions…	Galápagos IslandsEcuador	Reef	8–30 m	Intermediate	Moderate	—	☆
	Crystal Bay Seasonal ocean sunfish at cleaning stations; cold, clear upwelling…	Bali & Nusa PenidaIndonesia	Reef	5–30 m	Advanced	Strong	Jul–Oct	☆
RReef	Cueva del Tiburon (Cano Island) Resting whitetips at close, calm range, easy profile in the reserve's…	Costa Rica Pacific CoastCosta Rica	Reef	8–20 m	Beginner	Mild	—	☆
RReef	Dabaisha Turtle traffic on a clean slope, livelier current-fed corner…	Green IslandTaiwan	Reef	4–25 m	Beginner	Moderate	Apr–Sep	☆
RReef	Darwin's Arch (Darwin's Pillars) Whale sharks June-November, walls of hammerheads, Galapagos sharks at…	Galápagos IslandsEcuador	Reef	6–30 m	Advanced	Strong	Jun–Nov	☆
RReef	Deacon's Reef Jungle-to-reef scenery in one frame; healthy hard-coral shallows…	Milne BayPapua New Guinea	Reef	3–25 m	Beginner	Mild	—	☆
PPinnacle	Dillon Rock Multiple octopus and wolf eel dens on one small rock, long shallow…	British ColumbiaCanada	Pinnacle	5–21 m	Intermediate	Moderate	Oct–Mar	☆
MMuck	Dinah's Beach Muck diving at its birthplace; frogfish and ghost pipefish in…	Milne BayPapua New Guinea	Muck	2–25 m	Beginner	None	—	☆
WWall	Drop Off A 600 m wall starting at the beach, constant turtle traffic, the…	Sipadan & MabulMalaysia	Wall	2–40 m	Intermediate	Mild	Apr–Sep	☆
	E.T. Coral-lined tunnels and arches; anemone fields with clownfish; easy…	Beqa Lagoon & Pacific HarbourFiji	Pinnacle	6–24 m	Beginner	Mild	—	☆
SShore	Eden Rock & Devil's Grotto Tarpon gliding through silverside clouds (late summer), sunbeam…	Grand CaymanCayman Islands	Shore	4–14 m	Beginner	None	Jun–Sep	☆
SShore	Eel Garden The garden-eel colony at full extension; relaxed second-dive pace…	DahabEgypt	Shore	5–20 m	Beginner	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	El Acuario (The Aquarium) Overwhelming fish density, whitetips stacked in trenches, sharks in…	MalpeloColombia	Reef	10–35 m	Advanced	Moderate	—	☆
RReef	El Arrecife Silky aggregations in season, reforming hammerhead schools, action…	MalpeloColombia	Reef	12–40 m	Advanced	Strong	—	☆
RReef	El Cabron Dense fish schools, lava arches and caves, winter angelshark…	Canary IslandsSpain	Reef	5–30 m	Intermediate	Mild	May–Nov	☆
RReef	El Canon (The Canyon) Hammerhead schools over the cut, layered shark traffic, occasional…	Socorro & the RevillagigedosMexico	Reef	15–40 m	Advanced	Moderate	—	☆
	El Dofi Tunnel arches with blue-light exits, groupers and corvina in the…	Medes IslandsSpain	Cave	6–30 m	Intermediate	Mild	May–Oct	☆
RReef	El Dorado Winter great hammerhead encounters, quieter alternative arena to the…	Tiger Beach & Grand BahamaThe Bahamas	Reef	—	Intermediate	Mild	Oct–Apr	☆
SShore	El Puertito Green turtle encounters when luck cooperates, calm shallow water…	Canary IslandsSpain	Shore	3–12 m	Beginner	None	May–Nov	☆
SShore	Electric Beach Fish blizzards in the warm outflow; frequent spinner dolphin flybys…	OʻahuUnited States	Shore	3–12 m	Intermediate	Moderate	—	☆
RReef	Elephant Head Rock The archipelago's best swim-through maze, light-shafted granite…	Similan Islands & Richelieu RockThailand	Reef	8–40 m	Advanced	Strong	Dec–Apr	☆
RReef	Els Tascons Grouper encounters at close range, varied easy topography, macro-rich…	Medes IslandsSpain	Reef	5–35 m	Beginner	Mild	May–Oct	☆
RReef	Fairyland Swept-clean coral plateau, island-best visibility, twin drop-off edges	Saint LuciaSaint Lucia	Reef	10–25 m	Intermediate	Moderate	—	☆
RReef	Fish Tales Tiger and lemon sharks over living reef, packed fish holes…	Tiger Beach & Grand BahamaThe Bahamas	Reef	10–15 m	Intermediate	Mild	Oct–Apr	☆
RReef	Five Caves (Mākena) Sleeping whitetips in the caverns; turtles at cleaning ledges; a…	Maui & MolokiniUnited States	Reef	5–14 m	Intermediate	Mild	—	☆
RReef	Five Mile Reef Pristine plate-coral fields; the connoisseur's quiet alternative	Sodwana BaySouth Africa	Reef	12–21 m	Intermediate	Mild	Apr–Sep	☆
RReef	Five Seas Goliath grouper encounters, tarpon in the channel shade, tide-driven…	Jardines de la ReinaCuba	Reef	10–25 m	Intermediate	Moderate	Dec–Apr	☆
RReef	Flamingo Bay Dense soft-coral color, seahorse hunting, gentle multi-level profile	GrenadaGrenada	Reef	6–25 m	Beginner	Mild	—	☆
RReef	Flynn Reef Reliable day-trip coral gardens, giant clams, turtles, easy…	Cairns & the Ribbon ReefsAustralia	Reef	5–25 m	Beginner	Mild	Jun–Nov	☆
RReef	Fukui Point The giant-clam row; terraces of garden eels and gobies; relaxed…	Bunaken & ManadoIndonesia	Reef	5–30 m	Beginner	Mild	Mar–Oct	☆
RReef	Fury Shoals Sha'ab Claudio's sunlit caverns; cottage-sized hard-coral heads…	Marsa Alam & the Deep SouthEgypt	Reef	4–30 m	Intermediate	Mild	Mar, Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Futo Squid egg beds in early summer, resident frogfish and octopus, calm…	Izu PeninsulaJapan	Reef	3–25 m	Beginner	Mild	Sep–Dec	☆
	Garajau Marine Reserve Fearless dusky groupers, volcanic slopes, reliable shelter on the…	MadeiraPortugal	Reef	6–40 m	Beginner	Mild	Jun–Oct	☆
RReef	Garden Eel Cove (Manta Night Dive) Barrel-rolling reef mantas centimeters overhead; known individuals…	Kona, HawaiʻiUnited States	Reef	5–14 m	Beginner	Mild	—	☆
RReef	Garden of Eden Soft-coral color on giant blocks; table-coral terraces; reliable…	Daymaniyat IslandsOman	Reef	6–25 m	Beginner	Mild	Feb, Mar, Apr, Sep, Oct, Nov	☆
	Gato Island The under-island tunnel with waiting whitetips, resident sea kraits…	MalapascuaPhilippines	Reef	4–25 m	Intermediate	Mild	Mar–Jun	☆
RReef	Giant's Castle Smalleye stingray territory; deep-passage mantas; humpback song in…	Tofo BeachMozambique	Reef	21–33 m	Advanced	Moderate	May–Nov	☆
	Gili Tepekong The boulder Canyon; stacked whitetip sharks; cold-water mola…	Bali & Nusa PenidaIndonesia	Reef	8–30 m	Advanced	Strong	Jul–Oct	☆
RReef	Gordon Reef The Loullia standing on the reef; garden-eel plains; easy plateau…	Sharm El Sheikh & Ras MohammedEgypt	Reef	3–24 m	Beginner	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Granito de Oro Whitetips by the dozen in the shallows, turtles at close range, a…	CoibaPanama	Reef	3–18 m	Beginner	Mild	—	☆
SShore	Green Bay Easy conditions, statue cluster, octopus and turtle possibilities on…	Larnaca & the ZenobiaCyprus	Shore	2–12 m	Beginner	None	May–Nov	☆
	Hammerhead Point (Rasdhoo Madivaru) Dawn blue-water hangs for scalloped hammerheads; wall traffic on the…	Ari AtollMaldives	Blue water	15–30 m	Advanced	Moderate	Dec–Apr	☆
RReef	Hayut Run Conveyor-belt drifting over turtle gardens; napping zebra sharks; a…	Daymaniyat IslandsOman	Reef	5–20 m	Beginner	Mild	Feb, Mar, Apr, Sep, Oct, Nov	☆
	Ilheu de Vila Franca Volcanic crater lagoon, easy reef walls, reliable summer conditions	The AzoresPortugal	Reef	3–25 m	Beginner	Mild	Jun–Sep	☆
RReef	Islas Frijoles Frogfish and seahorse hunting, nudibranch variety, gentle profiles…	CoibaPanama	Reef	8–25 m	Intermediate	Mild	—	☆
RReef	Izu Oceanic Park Classic organized shore entry, anemonefish colonies, seasonal…	Izu PeninsulaJapan	Reef	5–40 m	Beginner	Mild	Sep–Dec	☆
RReef	Jackson Reef Summer hammerhead drops off the north point; gorgonian-covered walls…	Sharm El Sheikh & Ras MohammedEgypt	Reef	3–40 m	Intermediate	Strong	May–Oct	☆
RReef	Japanese Gardens First-dive calm, healthy shallow coral, turtle flybys through…	Koh TaoThailand	Reef	2–16 m	Beginner	None	Feb–Sep	☆
	Japanese Gardens Terraced hard-coral cover at its best in Jordan; easy depths for…	AqabaJordan	Reef	3–30 m	Beginner	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Jessie Beazley Reef Exceptional visibility, a complete reef in one dive, pelagic…	Tubbataha ReefsPhilippines	Reef	3–40 m	Intermediate	Moderate	Mar–Jun	☆
	Karpata Steep sculpted drop-off, embedded historic anchors, standout…	BonaireBonaire	Reef	5–35 m	Intermediate	Mild	—	☆
RReef	Kealakekua Bay Reserve-quality coral and clarity; history at the Cook monument…	Kona, HawaiʻiUnited States	Reef	3–30 m	Beginner	Mild	—	☆
RReef	Kichwani Turtle-dense shallows; stepped coral slope from snorkel depth to 30…	Zanzibar & MnembaTanzania	Reef	6–30 m	Beginner	Mild	Jan, Feb, Jul, Aug, Sep, Oct, Dec	☆
	Kirby's Rock Crinoid-covered wall, pygmy seahorse fans, dual macro-and-wide…	AnilaoPhilippines	Wall	5–27 m	Intermediate	Moderate	Nov–Apr	☆
WWall	Koh Bon West Ridge Reef mantas at cleaning stations, a diveable ridge line in all…	Similan Islands & Richelieu RockThailand	Wall	10–40 m	Intermediate	Moderate	Jan–Apr	☆
RReef	La Reina (Cerralvo Island) Occasional returning mantas, quieter sea lions, big morays in the…	Sea of Cortez & Cabo PulmoMexico	Reef	5–25 m	Intermediate	Moderate	Aug–Nov	☆
RReef	Laje Dois Irmaos Lemon sharks in the shallows, reef sharks on the slab edge, dolphin…	Fernando de NoronhaBrazil	Reef	8–25 m	Intermediate	Moderate	Aug–Nov	☆
	Lava Flow Record-pace coral regrowth on young lava; unbroken table-coral…	Banda Sea & AmbonIndonesia	Reef	3–30 m	Beginner	Mild	Mar, Apr, Sep, Oct, Nov	☆
RReef	Lighthouse Bay Bommie mazes and ridges, reliable turtles and macro, seasonal…	Ningaloo ReefAustralia	Reef	8–20 m	Beginner	Mild	Apr–Oct	☆
RReef	Lighthouse Reef Mandarinfish spawning at dusk, seahorses and pipefish, long mellow…	MalapascuaPhilippines	Reef	2–12 m	Beginner	None	Dec–May	☆
	Lighthouse Reef Night dives with Spanish dancers and hunting lionfish; effortless…	DahabEgypt	Shore	3–25 m	Beginner	None	Mar, Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Lodestone Reef Relaxed gardens near Townsville, bommie corridors, dependable turtles…	Townsville & the YongalaAustralia	Reef	5–20 m	Beginner	Mild	Aug–Nov	☆
RReef	Looe Key Reliable reef sharks, tall coral spurs, joint snorkel-and-dive appeal	Florida KeysUnited States	Reef	2–12 m	Beginner	Mild	—	☆
RReef	Los Islotes Sea lion pups at play, the swim-through arch, an all-levels profile…	Sea of Cortez & Cabo PulmoMexico	Reef	3–15 m	Beginner	Mild	—	☆
	Maamigili Beyru Year-round juvenile whale sharks over an easy drift reef	Ari AtollMaldives	Reef	5–30 m	Beginner	Mild	Aug–Apr	☆
	Maaya Thila Pack-hunting whitetips at night; turtles and frogfish by day	Ari AtollMaldives	Pinnacle	6–30 m	Intermediate	Moderate	Dec–Apr	☆
WWall	Malayan Wreck Blacktips hunting the flats, an above-water landmark, easygoing wall…	Tubbataha ReefsPhilippines	Wall	3–35 m	Intermediate	Mild	Mar–Jun	☆
RReef	Manta Alley Feeding aggregations of reef mantas; wild south-coast setting; shark…	KomodoIndonesia	Reef	5–25 m	Intermediate	Moderate	Nov–Apr	☆
RReef	Manta Point (Lankan Reef) Queueing reef mantas at cleaning stations; close, calm passes over…	North & South Malé AtollsMaldives	Reef	8–25 m	Beginner	Mild	May–Nov	☆
RReef	Manta Point (Nosy Be) Seasonal chance of mantas at an offshore cleaning bank	Nosy BeMadagascar	Reef	—	Intermediate	Moderate	Sep–Nov	☆
	Manta Point (Nusa Penida) Near-year-round reef mantas; surface feeding behavior; occasional…	Bali & Nusa PenidaIndonesia	Reef	5–20 m	Beginner	Mild	—	☆
RReef	Manta Reef Historic manta cleaning stations visited by both manta species	Tofo BeachMozambique	Reef	16–30 m	Advanced	Moderate	May–Nov	☆
RReef	Manta Sandy Reliable reef mantas at close range; ranger-managed viewing that…	Raja AmpatIndonesia	Reef	8–18 m	Beginner	Mild	Oct–Apr	☆
RReef	Manuelita The whitetip night hunt, regular tiger shark passes, an easy coral…	Cocos IslandCosta Rica	Reef	8–30 m	Intermediate	Moderate	—	☆
	Manuk Dense, curious sea snakes; an active volcano in open sea; hammerhead…	Banda Sea & AmbonIndonesia	Reef	5–40 m	Intermediate	Moderate	Mar, Apr, Sep, Oct, Nov	☆
SShore	Marsa Shagra House Reef Unlimited shore diving on your own schedule; healthy walls minutes…	Marsa Alam & the Deep SouthEgypt	Shore	2–25 m	Beginner	Mild	Mar, Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Mary Island Barracuda columns in the thousands; trevally storms; steady gray reef…	Solomon IslandsSolomon Islands	Reef	5–35 m	Intermediate	Moderate	—	☆
RReef	Masaplod Norte Sanctuary Fearless sanctuary fish schools, artificial-reef sweetlips stacks…	Dumaguete, Dauin & Apo IslandPhilippines	Reef	3–20 m	Beginner	Mild	Mar, Apr, May, Jun, Oct, Nov	☆
RReef	Melissa's Garden Pristine hard-coral cover; blacktips over the plateau; pygmy…	Raja AmpatIndonesia	Reef	3–25 m	Beginner	Mild	Oct–Apr	☆
RReef	Mesharifa Feeding chains of reef mantas; surface encounters in warm, easy…	Port Sudan & SanganebSudan	Reef	2–15 m	Beginner	Mild	Aug–Oct	☆
RReef	Middle Arch Broad easy archway, crayfish and morays in the cracks, prime…	Poor Knights IslandsNew Zealand	Reef	5–24 m	Beginner	Mild	Feb–Jun	☆
RReef	Mikomoto Island Hammerhead schools within sight of Honshu, energetic Kuroshio drifts…	Izu PeninsulaJapan	Reef	12–40 m	Advanced	Strong	Jun–Nov	☆
RReef	Molasses Reef Textbook spur-and-groove, dense fish schools, turtles and rays on…	Florida KeysUnited States	Reef	5–15 m	Beginner	Mild	—	☆
RReef	Molokini Inner Crater Routine 30-meter-plus visibility; endemic-rich, easygoing reef…	Maui & MolokiniUnited States	Reef	3–25 m	Beginner	Mild	—	☆
RReef	Muiron Islands Soft-coral gutters, turtle traffic, manta flybys, few other boats	Ningaloo ReefAustralia	Reef	6–20 m	Beginner	Mild	Apr–Oct	☆
RReef	Mushroom Forest Field of mushroom-shaped coral heads, dens full of octopus and morays	CuraçaoCuraçao	Reef	10–20 m	Intermediate	Mild	—	☆
RReef	Nine Mile Reef Giant green tree corals in the shallows; wildlife-rich boat runs	Sodwana BaySouth Africa	Reef	8–24 m	Intermediate	Moderate	Apr–Sep	☆
	Nishibama Kerama-blue visibility, near-guaranteed turtles, garden-eel meadows…	Okinawa & the Kerama IslandsJapan	Reef	5–25 m	Beginner	Mild	Apr, May, Jun, Jul, Oct, Nov	☆
RReef	North Rock The Atlantic's northernmost corals, cottage-sized heads, extravagant…	BermudaBermuda	Reef	5–14 m	Beginner	Mild	May–Oct	☆
RReef	North Twin Armspan gorgonians on granite, raiding pelagics, dependable mid-trip…	Mergui ArchipelagoMyanmar	Reef	8–35 m	Intermediate	Moderate	Dec–Apr	☆
	Nosy Tanikely Madagascar's most reliable reef: turtles, dense fish, easy conditions	Nosy BeMadagascar	Reef	2–18 m	Beginner	Mild	Apr–Nov	☆
	Nudi Falls Nudibranch variety; pygmy seahorses and blue-ringed octopus…	Lembeh StraitIndonesia	Muck	3–22 m	Beginner	Mild	—	☆
RReef	Painted Walls Sponge-painted canyon corridors, pirate-lore setting, vivid shallow…	British Virgin IslandsBritish Virgin Islands	Reef	5–13 m	Intermediate	Mild	—	☆
RReef	Palancar Gardens Ten-meter coral towers, easy warm-up drift, turtles and angelfish…	CozumelMexico	Reef	6–25 m	Beginner	Mild	Dec–Apr	☆
RReef	Panagsama Reef (the Sardine Run) A permanent multimillion-fish bait ball, turtles in the mix, dawn…	MoalboalPhilippines	Reef	1–30 m	Beginner	Mild	Dec–May	☆
MMuck	Paradise 2 (Mabul) Frogfish and ghost pipefish on demand, flamboyant cuttlefish, easy…	Sipadan & MabulMalaysia	Muck	3–18 m	Beginner	Mild	Apr–Sep	☆
RReef	Paradise Reef Splendid toadfish sightings, night diving minutes from town, octopus…	CozumelMexico	Reef	5–14 m	Beginner	Mild	Nov–May	☆
RReef	Paso del Cedral Dense snapper and grunt schools, nurse sharks under ledges, lively…	CozumelMexico	Reef	10–20 m	Intermediate	Moderate	Dec–Apr	☆
RReef	Pedras Secas Canyon and tunnel swim-throughs in glass-clear water, turtles in the…	Fernando de NoronhaBrazil	Reef	8–22 m	Intermediate	Mild	Aug–Nov	☆
WWall	Pescador Island The Cathedral light funnel, wraparound wall diving, sharks and…	MoalboalPhilippines	Wall	3–40 m	Intermediate	Moderate	Dec–May	☆
RReef	Pipin Reliable close-quarters reef sharks, huge groupers, the park's…	Jardines de la ReinaCuba	Reef	12–25 m	Intermediate	Mild	Dec–Apr	☆
SShore	Playa Chica Seahorses and garden eels, the Cathedral cavern, effortless logistics	Canary IslandsSpain	Shore	3–40 m	Beginner	Mild	May–Nov	☆
	Playa Kalki Storybook coral terrain, calm clear water, easy cove entry	CuraçaoCuraçao	Reef	5–30 m	Beginner	Mild	—	☆
	Ponta de Sao Lourenco Raw volcanic topography, pelagic traffic at the point, uncrowded sites	MadeiraPortugal	Reef	8–30 m	Intermediate	Moderate	Jun–Sep	☆
RReef	Precontinent II (Conshelf Two) The onion-dome hangar and its trapped-air mirror; Cousteau-era relics…	Port Sudan & SanganebSudan	Reef	9–30 m	Intermediate	Mild	Nov–May	☆
RReef	Punta Tosca Tiger and dolphin wildcards, mantas rounding the point, humpback…	Socorro & the RevillagigedosMexico	Reef	10–35 m	Advanced	Moderate	—	☆
RReef	Purple Rain Sheets of creole wrasse, relaxed scrolling drift, regular turtles	GrenadaGrenada	Reef	10–20 m	Beginner	Mild	—	☆
RReef	Quarter Mile Reef Resting pregnant ragged-tooth sharks in summer at snorkelable depths	Sodwana BaySouth Africa	Reef	6–14 m	Beginner	Mild	Dec–Mar	☆
	Raggie Cave Winter aggregations of ragged-tooth sharks at close, calm range	Aliwal Shoal & UmkomaasSouth Africa	Reef	12–27 m	Intermediate	Moderate	Jun–Nov	☆
DDrift	Rainbow's End Full-color soft-coral terraces; fusilier and anthias clouds; an easy…	Taveuni & Rainbow ReefFiji	Drift	5–25 m	Intermediate	Strong	May–Oct	☆
RReef	Ras Abu Galum Untracked reef walls; the camel-train approach; grilled-fish surface…	DahabEgypt	Reef	5–30 m	Intermediate	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Ras Morovi Turtle-grazed coral gardens; boulder terraces on the point; the…	Musandam PeninsulaOman	Reef	5–25 m	Intermediate	Moderate	Oct–Apr	☆
RReef	Ras Um Sid The gorgonian forest; glassfish-filled overhangs; convenient depth…	Sharm El Sheikh & Ras MohammedEgypt	Reef	5–30 m	Beginner	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
MMuck	Rempart Serpent Extraordinary density of scorpionfish, stonefish, and morays on one…	MauritiusMauritius	Muck	18–26 m	Intermediate	Mild	Mar, Apr, Oct, Nov, Dec	☆
	Richelieu Rock Purple soft-coral pinnacle, seasonal whale sharks, world-class macro…	Similan Islands & Richelieu RockThailand	Pinnacle	2–35 m	Advanced	Strong	Dec–Apr	☆
	Roma Cabbage-coral crown; swirling anthias and fusilier lanes; easy spiral…	WakatobiIndonesia	Pinnacle	4–30 m	Beginner	Mild	Mar–Nov	☆
	SS Dunraven Swim-through hull sections full of glassfish; propeller and rudder on…	Sharm El Sheikh & Ras MohammedEgypt	Wreck	15–29 m	Intermediate	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
SShore	Sakatia Turtle Grounds Large grazing green turtles at snorkel depth, meters from shore	Nosy BeMadagascar	Shore	1–8 m	Beginner	Mild	Apr–Nov	☆
KKelp forest	Santa Barbara Island Sea Lion Rookery Pup swarms in the shallows, all-day bottom time, the archipelago's…	California Channel IslandsUnited States	Kelp forest	5–20 m	Beginner	Mild	—	☆
RReef	Sardine Reef Blackout-dense fish schools; hunting trevally; wobbegongs and…	Raja AmpatIndonesia	Reef	5–30 m	Intermediate	Moderate	Oct–Apr	☆
RReef	Sataya Reef Large resting spinner pods in the lagoon; warden-managed encounters…	Marsa Alam & the Deep SouthEgypt	Reef	3–25 m	Beginner	Mild	Mar, Apr, May, Jun, Sep, Oct	☆
	Seven Mile Reef Mushroom-rock topography and green tree coral; the park's most likely…	Sodwana BaySouth Africa	Reef	12–24 m	Intermediate	Moderate	Apr–Sep	☆
WWall	Seven Tree Island Boulder-garden dens, king crabs in parade colors, a kinder…	British ColumbiaCanada	Wall	6–26 m	Intermediate	Moderate	Oct–Mar	☆
RReef	Sha'ab El Erg Wild bottlenose dolphin encounters on their terms; pinnacle gardens…	Hurghada & El GounaEgypt	Reef	3–22 m	Beginner	Mild	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Sha'ab Rumi South Plateau Grey reef sharks in classic numbers; hammerheads off the drop in…	Port Sudan & SanganebSudan	Reef	10–40 m	Advanced	Moderate	Nov–May	☆
RReef	Sha'ab Samadai Resting spinner dolphins met on their terms; cavern swim-throughs; a…	Marsa Alam & the Deep SouthEgypt	Reef	3–20 m	Beginner	Mild	Mar, Apr, May, Sep, Oct, Nov	☆
RReef	Shark & Yolanda Reefs Summer snapper and batfish walls; Shark Reef's sheer drop; Yolanda's…	Sharm El Sheikh & Ras MohammedEgypt	Reef	5–30 m	Intermediate	Moderate	Jun–Oct	☆
RReef	Shark Arena Dozens of circling reef sharks at arm's length, adjacent wall dive	Nassau & New ProvidenceThe Bahamas	Reef	12–15 m	Intermediate	Mild	—	☆
	Shark Close Grey reef sharks at close quarters; cool, fish-rich strait water…	AlorIndonesia	Reef	10–40 m	Advanced	Strong	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Shark Fin Reef Kilometer-scale granite spine, rays and garden eels on the sand…	Similan Islands & Richelieu RockThailand	Reef	5–35 m	Intermediate	Moderate	Nov–Apr	☆
	Shark Island Soft-coral variety, sea kraits and rays, an honest name-myth debunking	Koh TaoThailand	Reef	4–24 m	Intermediate	Moderate	Mar–Sep	☆
RReef	Shark Junction Close-range Caribbean reef sharks, professional feed format, easy…	Tiger Beach & Grand BahamaThe Bahamas	Reef	12–15 m	Intermediate	None	—	☆
	Shark Reef Marine Reserve Bull sharks in close formation; the occasional tiger shark; a…	Beqa Lagoon & Pacific HarbourFiji	Reef	8–30 m	Intermediate	Mild	May–Sep	☆
SShore	Sharks Cove Lava tubes and skylights; tame reserve fish life; the North Shore in…	OʻahuUnited States	Shore	2–14 m	Beginner	Mild	May–Sep	☆
RReef	Sherwood Forest Green tree coral groves; slow-lane macro at depth with big-ray flybys	Tofo BeachMozambique	Reef	24–32 m	Advanced	Moderate	May–Nov	☆
RReef	Shilang Walk-in Kuroshio clarity, anemone cities, the fallen Big Mushroom…	Green IslandTaiwan	Reef	3–25 m	Beginner	Mild	Apr–Sep	☆
	Siaba Besar Green turtles in bulk; relaxed shallow profiles; surprisingly good…	KomodoIndonesia	Reef	3–20 m	Beginner	Mild	Apr–Nov	☆
RReef	Siete Pecados Thriving shallow coral, giant clams and turtles, the area's best…	CoronPhilippines	Reef	1–12 m	Beginner	Mild	Nov–Apr	☆
RReef	South Twin Gardened granite boulders, easy conditions by Mergui standards…	Mergui ArchipelagoMyanmar	Reef	8–30 m	Intermediate	Mild	Dec–Apr	☆
	St John's Caves Cathedral light shafts in shallow tunnels; low-stress cavern…	Brothers, Daedalus & St John'sEgypt	Reef	4–18 m	Intermediate	Mild	Mar, Apr, May, Jun, Sep, Oct	☆
RReef	Sunabe Seawall Car-to-water shore diving, deep nudibranch catalog, easy productive…	Okinawa & the Kerama IslandsJapan	Reef	3–15 m	Beginner	Mild	Apr, May, Jun, Oct, Nov	☆
RReef	Susan's Reef Red whip-coral thickets; anthias clouds over the ridge; classic…	Kimbe BayPapua New Guinea	Reef	5–25 m	Beginner	Mild	—	☆
RReef	Ted's Point Minutes from the harbor, relaxed profiles at every level, regular…	UtilaHonduras	Reef	6–30 m	Beginner	Mild	Mar, Apr, May, Aug, Sep	☆
RReef	Tetamanu Jetty Blacktips beneath your fins from the first minute; pink-sand shallows…	FakaravaFrench Polynesia	Reef	1–10 m	Beginner	Mild	—	☆
RReef	The Aquarium Zebra sharks at rest; fish density that earns the name; seasonal…	Daymaniyat IslandsOman	Reef	6–22 m	Beginner	Mild	Feb, Mar, Apr, Sep, Oct, Nov	☆
RReef	The Aquarium Tame, dense reef-fish crowds; blacktips over white sand; ideal…	RangiroaFrench Polynesia	Reef	2–12 m	Beginner	Mild	—	☆
	The Aquarium (Long Caye) Fish density on the reef top, streaming creole wrasse, easy profile…	Belize Barrier ReefBelize	Reef	8–30 m	Beginner	Mild	Feb–Jun	☆
	The Canyon Light shafts inside the fissure; the glassfish-packed Fishbowl exit…	DahabEgypt	Reef	12–30 m	Intermediate	None	Apr, May, Jun, Sep, Oct, Nov	☆
	The Cathedral The sunken cross, fish-filled amphitheater, a piece of Philippine…	AnilaoPhilippines	Reef	10–30 m	Intermediate	Mild	Nov–Apr	☆
RReef	The Caves Torchlit caverns full of sweepers; shaded-wall macro; a calm-weather…	Musandam PeninsulaOman	Reef	5–20 m	Beginner	Mild	Oct–Apr	☆
CCave	The Caves at Norman Island Swimmable treasure-lore caves, sweeper-filled inner chambers, easy…	British Virgin IslandsBritish Virgin Islands	Cave	2–12 m	Beginner	None	—	☆
	The Islands Hard-coral architecture unmatched on this coast; enclosed sand…	DahabEgypt	Reef	4–16 m	Beginner	None	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	The Office Relaxed ledge reef with dense mid-size life; surprise ray flybys	Tofo BeachMozambique	Reef	14–22 m	Intermediate	Mild	May–Nov	☆
	The Zoo Leaf scorpionfish and ghost pipefish; habitat variety in one easy…	WakatobiIndonesia	Reef	5–25 m	Beginner	Mild	Mar–Nov	☆
RReef	The Zoo Reef-shark and schooling-fish traffic on the tide; ridge-and-channel…	Taveuni & Rainbow ReefFiji	Reef	10–28 m	Intermediate	Moderate	May–Oct	☆
RReef	Thomas Reef Soft-coral terraces at their densest; the deep canyon and arches for…	Sharm El Sheikh & Ras MohammedEgypt	Reef	5–40 m	Advanced	Strong	May–Oct	☆
RReef	Three Sisters Ray-and-shark sand gullies between the outcrops; a naturally…	Daymaniyat IslandsOman	Reef	5–25 m	Beginner	Mild	Feb, Mar, Apr, Sep, Oct, Nov	☆
	Tiger Beach Multiple tiger sharks at touching distance, lemon shark packs…	Tiger Beach & Grand BahamaThe Bahamas	Reef	5–12 m	Intermediate	Mild	Oct–Apr	☆
WWall	Tongo Point Crevice-riddled wall, sanctuary calm, macro finds between the fans	MoalboalPhilippines	Wall	3–35 m	Beginner	Mild	Dec–May	☆
CCave	Toucari Caves Daylight lava tunnels, ceilings packed with sweepers and soldierfish	DominicaDominica	Cave	4–18 m	Beginner	None	—	☆
RReef	Turquoise Bay World-class drift snorkel from the sand, turtles and rays in a…	Ningaloo ReefAustralia	Reef	1–6 m	Beginner	Moderate	Mar–Nov	☆
PPinnacle	Turtle Pinnacle Green turtles being cleaned at arm's length; tang and surgeonfish…	Kona, HawaiʻiUnited States	Pinnacle	8–20 m	Beginner	Mild	—	☆
RReef	Tutuba Point Drift diving on the channel tide; eagle rays and reef sharks off the…	Espiritu SantoVanuatu	Reef	8–30 m	Intermediate	Moderate	—	☆
	Twin Rocks Anemone cities, confiding schools, turtles at sanctuary ease	AnilaoPhilippines	Reef	3–20 m	Beginner	Mild	Nov–May	☆
	Two Mile Reef Rich coral cover and huge variety across named sections; sociable…	Sodwana BaySouth Africa	Reef	9–34 m	Beginner	Mild	Apr–Sep	☆
SShore	Two Step (Hōnaunau Bay) Effortless lava-shelf entry; superb shallow coral; turtles and…	Kona, HawaiʻiUnited States	Shore	3–25 m	Beginner	Mild	—	☆
RReef	Vanessa's Reef Giant gorgonian fans; pygmy seahorses for patient macro work…	Kimbe BayPapua New Guinea	Reef	8–26 m	Beginner	Mild	—	☆
WWall	Vertigo Gray reef and blacktip sharks at close quarters; exceptional…	YapFederated States of Micronesia	Wall	5–30 m	Intermediate	Mild	—	☆
RReef	Washing Machine Roller-coaster surge channels, sharks in the grooves, vigorous hard…	Tubbataha ReefsPhilippines	Reef	5–30 m	Advanced	Strong	Mar–Jun	☆
RReef	Watamula Wall-to-wall living coral, effortless drift, big fish traffic at the…	CuraçaoCuraçao	Reef	8–30 m	Advanced	Moderate	—	☆
RReef	Wattabomi Relaxed sand-and-bommie drift with near-guaranteed turtles	Zanzibar & MnembaTanzania	Reef	5–25 m	Beginner	Mild	Jan, Feb, Jul, Aug, Sep, Oct, Dec	☆
RReef	Western Rocky The through-island tunnel with resting nurse sharks, elite macro…	Mergui ArchipelagoMyanmar	Reef	5–30 m	Advanced	Moderate	Dec–Apr	☆
RReef	Wheeler Reef Compact all-in-one reef, anemone bommies, friendly conditions for…	Townsville & the YongalaAustralia	Reef	5–22 m	Beginner	Mild	Aug–Nov	☆
	White Beach Softest entry in town, turtle traffic, dependable night diving	MoalboalPhilippines	Reef	2–25 m	Beginner	Mild	Dec–May	☆
RReef	White Rock Turtles and rays in easy depths, the island's classic night dive…	Koh TaoThailand	Reef	3–22 m	Beginner	Mild	Feb–Sep	☆
RReef	Whyalla Cuttlefish Coast Massed giant cuttlefish courtship, color displays at arm's length…	South AustraliaAustralia	Reef	2–6 m	Beginner	Mild	May–Aug	☆
RReef	Wolf Island (Landslide & Shark Bay) Hammerhead schools, free-swimming morays, eagle ray squadrons…	Galápagos IslandsEcuador	Reef	10–35 m	Advanced	Strong	Jun–Nov	☆
RReef	Yap Caverns Light-filled swim-throughs and canyons; resting whitetip reef sharks…	YapFederated States of Micronesia	Reef	5–30 m	Intermediate	Mild	—	☆
	Yonaguni Monument The terraces and right angles themselves, the natural-versus-carved…	YonaguniJapan	Reef	5–26 m	Advanced	Moderate	Apr, May, Oct, Nov	☆

Site data is compiled from the sources on each site's own page and carries confidence labels; depths and conditions are planning ranges, not survey data.