Sierra
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
Ammoulliani is a small island off the coast of Halkidiki in northern Greece, near the tip of the Athos peninsula in the Aegean Sea. The Sierra site lies in the waters around the island and is typically reached by boat from the village harbor. Divers here have reported black sea urchins, painted combers, shore feather duster worms, and gregarious fanworms among the marine life on site.
Marine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
Black sea urchinArbacia lixulaReported here · unconfirmed
Painted ComberSerranus scribaReported here · unconfirmed
Shore Feather Duster WormBranchiomma bombyxReported here · unconfirmed
gregarious fanwormPseudopotamilla reniformisReported 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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