Roman ship carried live fish in tank

(PhysOrg.com) -- A new report published in the International Journal of Nautical Archaeology shows that Roman fishing ships may have used a pumping system to supply oxygenated water to an onboard fish tank. Due to a lack of refrigeration, historians have long assumed that Roman ships caught fish and delivered it locally before the fish rotted, but this new discovery would have enabled them to keep the fish alive and transport them to buyers throughout the Mediterranean.

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