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Plan by month, level and appetite

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14 matches, ranked. Every card says WHY it matched — no black boxes.

December 5/5 Raja Ampat

Raja Ampat · Indonesia

High season; book boats and homestays well ahead.
✓ rated 5/5 for December
December 5/5 Palau

Palau · Palau

Season in full swing; book boats ahead.
✓ rated 5/5 for December
December 5/5 Cozumel

Cozumel · Mexico

Dry season returns; holiday crowds build.
✓ rated 5/5 for December
December 5/5 Chuuk (Truk) Lagoon

Chuuk (Truk) Lagoon · Federated States of Micronesia

Season underway; boats fill with groups.
✓ rated 5/5 for December
December 5/5 Tiger Beach & Grand Bahama

Tiger Beach & Grand Bahama · The Bahamas

Some twenty miles northwest of Grand Bahama's West End, a pale sandbank in six meters of clear Atlantic water…
✓ rated 5/5 for December
December 5/5 Rangiroa

Rangiroa · French Polynesia

First hammerheads return.
✓ rated 5/5 for December
December 5/5 Grand Cayman

Grand Cayman · Cayman Islands

High season returns.
✓ rated 5/5 for December
December 5/5 British Virgin Islands

British Virgin Islands · British Virgin Islands

The British Virgin Islands are a sailing nation first, and their diving inherits the same geography: dozens…
✓ rated 5/5 for December
December 5/5 British Columbia

British Columbia · Canada

British Columbia's cold, current-scoured channels hold what many traveled divers rate as the best temperate…
✓ rated 5/5 for December
December 5/5 Mafia Island

Mafia Island · Tanzania

High season; excellent across the park.
✓ rated 5/5 for December
December 5/5 Yap

Yap · Federated States of Micronesia

Mating season beginning.
✓ rated 5/5 for December
December 5/5 Jardines de la Reina

Jardines de la Reina · Cuba

High season begins.
✓ rated 5/5 for December
December 5/5 Turks and Caicos

Turks and Caicos · Turks and Caicos Islands

The Turks and Caicos sit on two shallow banks separated by a 2,000-meter-deep passage, and nearly all the…
✓ rated 5/5 for December
December 5/5 Yonaguni

Yonaguni · Japan

Schooling season opens
✓ rated 5/5 for December

How this works: documented month ratings (1–5) weigh most, then popularity, then bonuses for matching wrecks, species in season that month, site types and level fit. Matches with reasons only — nothing is padded to fill the page.

Australia, New Zealand & East Asia

Cairns & the Ribbon ReefsNingaloo ReefCoral Sea & Osprey ReefOkinawa & the Kerama IslandsPoor Knights IslandsTownsville & the YongalaGreen IslandIzu Peninsula

Caribbean & Western Atlantic

BonaireCozumelRiviera Maya & the CenotesBelize Barrier ReefGrand CaymanIsla Mujeres & CancúnRoatánTiger Beach & Grand Bahama

Europe, Atlantic & Mediterranean

Malta & GozoSilfra & IcelandThe AzoresCanary IslandsLarnaca & the ZenobiaScapa FlowArctic NorwayMadeira

Indian Ocean & East Africa

North & South Malé AtollsAri AtollBaa Atoll & Hanifaru BayAliwal Shoal & UmkomaasMafia IslandMauritiusSeychellesSodwana Bay

Pacific Islands & Micronesia

PalauChuuk (Truk) LagoonFakaravaKona, HawaiʻiRangiroaTaveuni & Rainbow ReefBeqa Lagoon & Pacific HarbourEspiritu Santo

Red Sea & Middle East

Sharm El Sheikh & Ras MohammedBrothers, Daedalus & St John'sDahabHurghada & El GounaMarsa Alam & the Deep SouthAqabaDaymaniyat IslandsMusandam Peninsula

Southeast Asia & Coral Triangle

Bali & Nusa PenidaKomodoRaja AmpatSipadan & MabulAnilaoCoronKoh TaoLembeh Strait

The Americas & Eastern Pacific

Galápagos IslandsCocos IslandFlorida KeysSea of Cortez & Cabo PulmoSocorro & the RevillagigedosBritish ColumbiaCalifornia Channel IslandsCosta Rica Pacific Coast