Anadolu Agency says coast guards rescued 75 others from the sea today near the resort of Ayvacik en route to the Greek island of Lesbos.
The agency has identified the survivors as natives of Afghanistan, Syria and Myanmar.
The International Organization for Migration says 218 people have died this year while trying to cross by sea from Turkey to Greece.
Turkey is hosting an estimated 2.5 million refugees from Syria.
In November, Turkey agreed to fight smuggling networks and stem the flow of migrants into Europe.