We visited this marine station several times. It is convenient that you can buy tickets online through the website, and it is cheaper. It is located in a convenient location, there are 4 metro lines nearby, and the T1 tram line is also nearby
The ticket is something in the region of 400 rubles . If there are free places with tables, you can take food with you and eat with a view of the Bosphorus) it takes about an hour)
I got from Bandirma to Istanbul by ferry. It is very convenient and fast. The trip took 2h 45min, quite comfortable seats, air conditioning, toilet, trolley with tea and chocolates - everything is there. There is also a luggage place where you can leave your luggage/suitcase.