Another 408 migrants reached the island of Lesvos by Friday noon, of which 73 arrived by sailboat, the general police directorate of the Northern Aegean said in a press release.
The new arrivals raise the total number of migrants living in the overcrowded identification center of Moria to 12,000, when the camp's capacity is for 3,000.
A total of 3,469 migrants arrived at Greece's northern Aegean islands from the start of September till Friday morning, according to figures published by the region's general police directorate.
Breaking down the numbers, 2,078 foreign nationals arrived on Lesvos, 589 on Chios and 802 on Samos since September 1.
The Shipping Ministry is reportedly mulling plans to improve ferry services to remote Greek islands through increased funding and a better licensing framework so that routes are carried out with better ships.
It will also seek ways to ensure that replacement vessels are always available in case of emergency.
Hundreds of migrants arrived on the eastern Aegean islands of Lesvos over the weekend and in the early hours of Monday, official figures showed.
A total of 227 migrants landed on the island between midnight on Sunday and 9.30 a.m. on Monday, according to the police headquarters for the northern Aegean, with another 228 reaching Lesvos from neighborign Turkey on Saturday and Sunday.