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Tanna Blue Cave

Isangel, Tafea, Vanuatu

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Max depth10 m–25 m

LevelIntermediate and up

Water bodyPacific Ocean

Water temp24–28°C

Estimated from climate dataApr–Dec

About this site

Tanna Blue Cave is a cave dive site near Isangel, Tafea, Vanuatu, in the Pacific Ocean. It has a maximum depth of about 25 m. Best for divers with some experience. Marine life recorded within about 5 km (OBIS/GBIF) includes moray eels. Typical surface water temperature ranges from about 24 to 28 °C over the year.

Conditions by month

BestGoodMixed

OctoberBest

Typically one of the best months here.

Marine life

Recorded nearby

Red-barred Rubble GobyTrimmatom eviotops
Brown SurgeonfishAcanthurus nigrofuscus
Kulbicki's TriplefinSpringerichthys kulbickii
Oblique-lined DottybackCypho purpurascens
Shy SoldierfishPlectrypops lima
Spot-tail DottybackPseudochromis jamesi
Barrier Reef AnemonefishAmphiprion akindynos
Decorated GobyIstigobius decoratus

Sources: OpenWaterAtlas (CC BY 4.0), citing OBIS/GBIF · Species occurrences: OBIS (CC BY 4.0), GBIF.org