🇮🇹 Italy · Submerged site
Lilybaeum – Punic Harbour of Marsala
Punic to Medieval (396 BCE – 1200 CE) · Carthaginian / Greek / Roman
Punic naval harbour with ashlar mole at –1 m off Marsala's Capo Boeo – Carthage's western bastion.
🇮🇹 Italy · Submerged site
Turris Libisonis – Roman Harbour at Porto Torres
Late Republican to Medieval (46 BCE – 1200 CE) · Roman / Vandal / Byzantine
Caesar's Sardinian colony harbour – 200 m pozzolana eastern mole at –1 to –2.5 m under Porto Torres.
🇺🇦 Ukraine · Submerged site
Chersonesos — Quarantine Bay Western Harbour Submerged (Tauric West)
Classical to Medieval (422 BCE – 1400 CE) · Heracleian Doric / Byzantine
Western citadel harbour of Tauric Chersonesos in Quarantine Bay — 130 m mole at –2.5 m and ship-sheds.
🇬🇷 Greece · Submerged site
Cenchreae – Eastern Harbour of Corinth
Archaic to Late Antique (c. 700 BCE – 600 CE) · Corinthian Greek / Roman
Saronic harbour of Corinth with twin Roman moles and submerged quay walls 1–3 m offshore at Kechries.
🇷🇺 Russia · Submerged site
Patrai — Strait Submerged Emporium (Kerch Strait Taman Shore East)
Archaic to Late Antique (575 BCE – 500 CE) · Milesian Greek / Bosporan
Eastern Strait toll harbour of Patrai on Kerch Strait — 60 m quay at –1.8 m and customs house.
🇺🇦 Ukraine · Submerged site
Pantikapaion — Mithridates Harbour North Mole (Kerch Bay) — v2
Archaic to Late Antique (600 BCE – 370 CE) · Milesian Greek / Bosporan Kingdom
North mole of Bosporan capital Pantikapaion at Kerch Bay — 140 m ashlar-concrete mole at –2 m.
🇷🇺 Russia · Submerged site
Hermonassa — Southern Mole Harbour on Tuzla Spit South (Taman) — v2
Archaic to Late Antique (600 BCE – 400 CE) · Ionian Greek / Bosporan
Southern Strait mole of Hermonassa on Tuzla South — 180 m rubble mole at –3 m controlling Kerch Strait.
🇺🇦 Ukraine · Submerged site
Chersonesos — Pesochnaya Bay Submerged Quay (Tauric Chersonesos East)
Archaic to Late Antique (600 BCE – 400 CE) · Heraclean Greek / Bosporan
Eastern bay harbour of Tauric Chersonesos in Sandy Bay — 110 m quay at –1.8 m and twin ship-shed ramps.
🇺🇦 Ukraine · Submerged site
Chersonesos — Pesochnaya Bay Submerged Quay (Tauric Chersonesos East) — v2
Archaic to Late Antique (600 BCE – 400 CE) · Heraclean Greek / Bosporan
Eastern bay harbour of Tauric Chersonesos in Sandy Bay — 110 m quay at –1.8 m and twin ship-shed ramps.
🇺🇦 Ukraine · Submerged site
Olbia Pontica — Parutyne Northern Mole on Bug Estuary (Borysthenes)
Archaic to Late Antique (600 BCE – 400 CE) · Milesian Greek / Bosporan
Northern mole of Olbia Pontica on Bug estuary at Parutyne — 120 m mole at –2 m and river quay with pilings.
🇺🇦 Ukraine · Submerged site
Olbia Pontica — Parutyne Northern Mole on Bug Estuary (Borysthenes) — v2
Archaic to Late Antique (600 BCE – 400 CE) · Milesian Greek / Bosporan
Northern mole of Olbia Pontica on Bug estuary at Parutyne — 120 m mole at –2 m and river quay with pilings.
🇷🇺 Russia · Submerged site
Patrai — Western Emporium Anchorage at Taman Strait (Western Strait) — v2
Archaic to Late Antique (600 BCE – 400 CE) · Ionian Greek / Bosporan
Western strait emporium of Patrai at Taman Strait — 70 m mole at –3 m and customs quay with moorings.
🇷🇺 Russia · Submerged site
Phanagoria — Central Lower Town Submerged Insulae (Taman Bay Centre)
Archaic to Late Antique (543 BCE – 600 CE) · Ionian Greek / Bosporan Kingdom
Central harbour insulae of Phanagoria in Taman Bay centre — orthogonal streets and 90 m embankment at –2 to –3 m.
🇪🇬 Egypt · Submerged site
Myos Hormos — Central Wadi Silted Harbour (Quseir al-Qadim Central)
Hellenistic to Late Antique (274 BCE – 250 CE) · Ptolemaic / Roman
Central basin of Myos Hormos at Quseir al-Qadim — 90 m coral quay at –1.2 m and 120 m silted lagoon.
🇪🇬 Egypt · Submerged site
Berenike Troglodytica — Northern Lagoon Harbour (Foul Bay North)
Hellenistic to Late Antique (275 BCE – 550 CE) · Ptolemaic / Roman
Northern lagoon harbour of Berenike Troglodytica — 70 m fort mole at –1.5 m and fort wall.
🇪🇬 Egypt · Submerged site
Wadi Gawasis — Northern Anchorage at Mersa Gawasis North (Saww North)
Middle Kingdom (1991–1783 BCE) · Middle Kingdom Egyptian
Northern Pharaonic anchorage of Wadi Gawasis north — 55 m breakwater at –1.5 m and cedar timbers.
🇬🇷 Greece · Submerged site
Lysimachia — Northern Harbour at Hebros Delta North (Thrace North)
Hellenistic (309–281 BCE primary; to Roman 100 CE) · Hellenistic Macedonian
Northern distributary harbour of Lysimacheia on Hebros — 80 m quay at –2.2 m and palace causeway.
🇪🇬 Egypt · Submerged site
Quseir al-Qadim — Southern Roman Anchorage (Leukos Limen South)
Roman to Early Islamic (1 CE – 800 CE) · Roman / Byzantine / Early Islamic
Southern roadstead of Quseir al-Qadim — 65 m coral breakwater at –3 m and mangrove quay.
🇷🇺 Russia · Submerged site
Bata — Cape Pashennaya Anchorage (Gelendzhik Bay North)
Archaic to Hellenistic (550 BCE – 50 BCE) · Sindian / Milesian Greek / Bosporan
Cape roadstead of Bata on Gelendzhik Bay — 50 m breakwater at –3.5 m and quay at –2.8 m.
🇺🇦 Ukraine · Submerged site
Kimmerikon — North Terrace Harbour Below Opuk Mountain North (Mount Opuk North)
Archaic to Late Antique (550 BCE – 400 CE) · Cimmerian / Bosporan / Scythian
Northern lagoon marina of hillfort Kimmerikon below Opuk North — 45 m quay at –1.2 m and fish-pond.
🇷🇺 Russia · Submerged site
Hermonassa — Northern Tuzla Bay Harbour (Taman Bay North)
Archaic to Medieval (580 BCE – 1100 CE) · Ionian Greek / Bosporan / Slavic Tmutarakan
Northern bay harbour of Hermonassa in Tuzla Bay — 70 m timber quay at –1.5 m behind spit.
🇮🇹 Italy · Submerged site
Populonia – Etruscan Iron Harbour at Baratti
Etruscan Archaic to Roman (c. 700 BCE – 300 CE) · Etruscan / Roman
Etruscan iron-smelting harbour drowned under Baratti slag beach – quay blocks at –1 to –2 m.
🇷🇺 Russia · Submerged site
Phanagoria — Tuzla Spit Western Anchorage (Taman Peninsula)
Archaic to Late Antique (543 BCE – 600 CE) · Ionian Greek / Bosporan Kingdom
Western roadstead of Phanagoria 2–4 m under Taman Bay west of Tuzla Spit — timber jetties and salting quarter 220 m offshore.
🇬🇷 Greece · Submerged site
Abdera — Western Harbour at Bulustra West (Thrace West Harbour)
Archaic to Late Antique (654 BCE – 400 CE) · Teian / Klazomenian Ionian
Western lagoon harbour of Abdera at Bulustra West — 55 m mole at –2 m and bastion.