He controlled Skadar Lake with three fustas and 15 smaller ships, which was very important because the Venetian fleet (composed of 34 larger and about 100 smaller ships) was unable to sail further than Sveti Srđ.[15] Boldu was able to reach the besieged city from Žabljak thanks to the ships of Ivan Crnojević.[16] The crew of Venetian ships together with stratioti from Greece joined the defenders in the besieged city and, according to some Venetian reports, their total number reached 25,000.[17]