🇷🇺 Russia · Submerged site
Patrai — Central Submerged Emporium in Kerch Strait
Archaic to Late Antiquity (6th c. BCE – 500 CE) · Ionian Greek / Bosporan / Roman
Central strait emporium of Patrai — transshipment mole at 2–4 m in Kerch Strait handling grain toll.