Doria set sail with thirty-three vessels, entered the Adriatic, sacked and pillaged some towns, and did much damage on the Venetian coast.

The news of this descent spread consternation in Venice.

It was believed that the Genoese fleet were in the roads; and the Doge took all possible precautions to secure the safety of the State.
But Dandolo's health gave way at this crisis, vexed as he was to see the maiden city so humbled in her pride.

His constitution rapidly declined, and he died the 8th of September, 1354.

He was extremely popular among the Venetians.