Conditions
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
Thirasia is the smaller island facing Santorini across the caldera, west of the main island in the Aegean Sea. Dive sites along its steep, volcanic shoreline are typically reached by boat from Santorini's ports, and Thirassia Revera sits along this coast. Divers here have reported black longspine urchin, dusky spinefoot, leopard sea slug, Mediterranean damselfish, Mediterranean fanworm, and Mediterranean violet aeolid.
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.
Dusky SpinefootSiganus luridusReported here · unconfirmed
Mediterranean Violet AeolidFlabellina affinisReported here · unconfirmed
Mediterranean DamselfishChromis chromisReported here · unconfirmed
Mediterranean FanwormSabella spallanzaniiReported here · unconfirmed
Black Longspine UrchinDiadema setosumReported here · unconfirmed
Leopard Sea SlugPeltodoris atromaculataReported 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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