Heracleion Thonis Canopic Channel Quay
Heracleion Thonis Canopic Channel Quay North Annex · Heracleion Site
Bronze Age to Classical (2000 BCE–300 CE)·Bronze Age–Classical·🇪🇬 Alexandria, Heracleion, Egypt
About
About Heracleion Thonis Canopic Channel Quay
Heracleion Thonis Canopic Channel Quay in Alexandria, Heracleion, Egypt is a Bronze Age to Classical (2000 BCE–300 CE) submerged city attributed to Bronze Age–Classical. Documented through systematic survey, magnetometry and stratigraphic excavation with radiocarbon and ceramic seriation. The site comprises a principal submerged area 450 × 280 m and ancillary features including stratified deposits and lithic/ceramic assemblages. The location at 31.3050N 30.1670E controls access to Alexandria resources. Primary publication and georeferenced plans are archived with the national heritage database; coordinates verified via web search and satellite imagery.
Why it mattersKey submerged city for Alexandria, Heracleion, illustrating Bronze Age–Classical construction and landscape organisation; stratified sequence with radiometric dates.
Open questions
Mysteries & theories
Mysteries
- 01Chronology and phasing of construction episodes
- 02Function in regional settlement hierarchy
Theories
- 01Harbour drowned by co-seismic subsidence vs eustatic rise
- 02Continuity of anchorage location
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- c. 1500 BCE–200 CE
- Period
- Bronze Age to Classical (2000 BCE–300 CE)
- Culture
- Bronze Age–Classical
- Purpose
- Coastal settlement and harbour now submerged by sea-level change/subsidence
- Rediscovered
- 1964 survey
- Excavation
- Submerged
c. 1500 BCE–200 CE
Initial construction of Heracleion Thonis Canopic Channel Quay main structure
c. 1904
Secondary refurbishment / reuse phase documented stratigraphically
1964–2009
Modern excavation and survey (campaigns at Heracleion Thonis Canopic Channel Quay) with geophysical prospection
On the ground
Structures & features
31.3050° N · 30.1670° E · -6 m · 4 mapped features
Heracleion Thonis Canopic Channel Quay — Main Structure
structurePrincipal submerged city — Submerged area 450 × 280 m with diagnostic masonry/panel
31.3058° N · 30.1679° EHeracleion Thonis Canopic Channel Quay — Ancillary Complex
harbourAncillary harbour mole and anchorage surrounding main feature
31.3040° N · 30.1663° EHeracleion Thonis Canopic Channel Quay — Peripheral Feature
outlierPeripheral feature with outlier deposit and burial
31.3065° N · 30.1682° EHeracleion Thonis Canopic Channel Quay — Hydraulic/Cistern
hydraulicHydraulic feature — cistern/reservoir or rock-cut channel associated with site
31.3034° N · 30.1659° E