The Israel Antiquities Authority has uncovered 2000-year-old vats in the southern Israeli coastal city of Ashkelon, used by the Romans to produce a fish sauce. Historical sources refer to the production of special fish sauce, but few vats have been discovered in the Eastern Mediterranean.
https://www.timesofisrael.com/factory-for-romans-favorite-funky-fish-sauce-discovered-near-ashkelon/