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
Black Hole (ブラックホール) is a boat-dived cave site 30 minutes from harbour on Okinoerabu in Kagoshima Prefecture, with a typical depth of around 20 m. It is dived for large fish, with bigeye trevally and dogtooth tuna the main expectation. Intermediate and above.
Marine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Sunset WrasseThalassoma lutescensReported here · unconfirmed
Blackstriped CardinalfishOstorhinchus nigrofasciatusReported here · unconfirmed
Samurai SquirrelfishSargocentron ittodaiReported here · unconfirmed
Bluefin TrevallyCaranx melampygusReported here · unconfirmed
Manybar GoatfishParupeneus multifasciatusReported here · unconfirmed
Coral CardinalfishOstorhinchus properuptusReported here · unconfirmed
Pinktail TriggerfishMelichthys viduaReported 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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