Neapolis garum production and underwater archaeology. House of Nymphs had 20 colorful mosaic lane rooms arranged around a central garden Garden featured semicircular basin with mosaics of the god Oceanus Motifs included fish, dolphins, and lobsters

Neapolis was a garum superpower! This ancient city had factories with large vats for processing fish into fermented fish sauce traded across the Roman Empire. Years of diving have uncovered numerous garum tanks underwater.

Key Facts

  • House of Nymphs had 20 colorful mosaic lane rooms arranged around a central garden
  • Garden featured semicircular basin with mosaics of the god Oceanus
  • Motifs included fish, dolphins, and lobsters
  • Garum factory had 2m deep vats for processing sardines, mackerel, and mullet
  • Garum was a fermented fish sauce priced across the Roman Empire
  • Neapolis was a major or the major center for garum production in the Roman Empire
  • City lies partly beneath modern ground surface but much is under the seafloor
  • Archaeological diving expeditions have taken place for two decades
  • 2017: Confirmation of discovery under the sea was announced
  • 100 garum tanks, ancient monuments, and city streets identified underwater

Related site: Neapolis — view location, images, and history on the Ancient Nerds map.