Lost Lake Cave
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
Lost Lake Cave is located on Christmas Island, an Australian territory in the Indian Ocean known for its steep volcanic drop-offs and limestone karst formations. The surrounding waters are shaped by the island's coral-fringed shores and deep offshore walls typical of this remote outpost. Diving here is rated as an intermediate level undertaking.
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.
Claudia's WrasseHalichoeres claudiaReported here · unconfirmed
Orangeblotch SurgeonfishAcanthurus olivaceusReported here · unconfirmed
Threadfin ButterflyfishChaetodon aurigaReported here · unconfirmed
Ornate ButterflyfishChaetodon ornatissimusReported here · unconfirmed
Dusky SurgeonfishAcanthurus nigrofuscusReported here · unconfirmed
Meyer's ButterflyfishChaetodon meyeriReported 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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