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.
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About this site
Hanadai Arch (ハナダイアーチ) is a reef site off Miyako Island, Okinawa, with a maximum depth of 33 m. The arch itself sits at a shallow 10 m and is thickly surrounded by scalefin anthias and anthias, at their best when sunlight comes through. On the outer reef, giant trevally and dogtooth tuna arrive with the tide. Current at times.
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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