The lumber from their dismantled ships was converted into siege towers which were instrumental in the successful taking of the city on 15 July.

Embriaco assisted in the capture of Jaffa and then, with 200 to 300 men, at the Battle of Ascalon on 12 August, where he commanded a naval contingent offshore.

Embriaco and his brother returned to Genoa with letters from Godfrey of Bouillon and Daimbert of Pisa, the Defender of the Holy Sepulchre and Latin Patriarch of Jerusalem respectively, describing the success of the Crusaders and the urgent need of reinforcements.

Upon his second arrival in the Holy Land, he met King Baldwin I at Laodicea and together they planned a campaign against for the next spring.

In March 1101, he set out from Laodicea, evading a large Egyptian fleet near Haifa, and landed at Jaffa on Easter Monday.