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
Yawatano is a dive site on the Izu Peninsula in Shizuoka Prefecture, Japan, an area known for its volcanic rocky coastline facing the Pacific. It is generally considered a beginner site. Divers here have reported mackerel moving through the water along with various nudibranchs, including blue dragon and festive and spotted white sea slugs, as well as striped shore crabs among the rocks.
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.
Festive Sea SlugHypselodoris festivaReported here · unconfirmed
Blue DragonPteraeolidia semperiReported here · unconfirmed
Striped Shore CrabPachygrapsus crassipesReported here · unconfirmed
Spotted White Sea SlugChromodoris orientalisReported here · unconfirmed
Dermatobranchus ornatusReported here · unconfirmed
MackerelMackerelReported 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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