Conditions & tides
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
Dived here today? How were conditions vs. what we showed?
About this site
Swallows Cave sits on the western side of the Vava'u island group in Tonga, an archipelago in the South Pacific. It is a large limestone cavern accessible by boat from Neiafu, with an open chamber that lets in daylight through the entrance and above the waterline.
AI overviewMarine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Lined BristletoothCtenochaetus striatusReported here · unconfirmed
Coral DamselfishPomacentrus maafuReported here · unconfirmed
Princess DamselPomacentrus vaiuliReported here · unconfirmed
Humbug DascyllusDascyllus aruanusReported here · unconfirmed
Indian Bullethead ParrotfishChlorurus sordidusReported here · unconfirmed
Yellowbar ParrotfishScarus schlegeliReported here · unconfirmed
Flagtail TriggerfishSufflamen chrysopterumReported here · unconfirmed
Bleeker's ParrotfishChlorurus bleekeriReported here · unconfirmed
Moon WrasseThalassoma lunareReported here · unconfirmed
Surf ParrotfishScarus rivulatusReported here · unconfirmed
Durable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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