Between 1285 and 1290, the port structures were destroyed by the Genoese, but within a few years, they were rebuilt, and the port was used again.
Aastatel 1285–1290 hävitas Genova vabariik Porto Pisano sadamarajatised, kuid mõne aasta jooksul ehitati need taas üles ja sadamat kasutati jälle.