Region
Southeast Asia & Coral Triangle
The Coral Triangle: the highest marine biodiversity on the planet, from world-class muck to current-swept pinnacles.
Satellite: NASA Blue Marble
Every dot links to its destination guide.
18 destinations across 5 countries; peak season Year-round.
Seasons
Month by month across Southeast Asia & Coral Triangle
Year-round is when most of the region rates highest. Lembeh Strait holds a 4 or better for 12 months of the year; Similan Islands & Richelieu Rock drops to 1/5 in Jun–Sep. All 18 destinations are listed; a destination without verified monthly data says so rather than showing a guess.
Cell color = documented month rating from 1–5. Gray = no verified monthly data.
18 destinations
The destinations
Most dived first. Each guide has the sites, the month table, the marine life and the logistics.
Bali & Nusa Penida
Indonesia · 8 sites
Komodo
Indonesia · 8 sites
Raja Ampat
Indonesia · 8 sites
Sipadan & Mabul
Malaysia · 7 sites
Anilao
Philippines · 6 sites
Coron
Philippines · 7 sites
Koh Tao
Thailand · 7 sites
Lembeh Strait
Indonesia · 6 sites
Malapascua
Philippines · 6 sites
Similan Islands & Richelieu Rock
Thailand · 6 sites
Tubbataha Reefs
Philippines · 6 sites
Banda Sea & Ambon
Indonesia · 6 sites
Bunaken & Manado
Indonesia · 5 sites
Dumaguete, Dauin & Apo Island
Philippines · 5 sites
Moalboal
Philippines · 6 sites
Wakatobi
Indonesia · 5 sites
Alor
Indonesia · 4 sites
Mergui Archipelago
Myanmar · 5 sites