This is the small Marmara Sea.
Its Connected to the Aegean Sea. ------------------- The Black Sea is directly connected to Azov Sea and Marmara Sea.
Sea of Mamara
To the close northeast of the Black Sea is a the Sea of Azov, the most shallow sea on Earth. They are connected by the Strait of Kerch.
medditerrian sea, black sea and Aegean Sea
cascade mountains
No. They are fundamentally different saltwater bodies.
The Bosporus Strait, the Sea of Marmara, and the Dardanelles Strait.
The Mediterranean Sea is connected with the Atlantic Ocean by the Strait of Gibraltar and with the Black Sea by the Dardanelles.
The Balck Sea is above Turkey and under Ukraine.
The Caspian sea does not have connection to the World Ocean, so it is not real sea (like Black sea, that ultimately connected to the Atlantic ocean via the Mediterranen sea). The Caspian Sea is linked by canals to the Black Sea and via the Volga River and canals to the Baltic.
The Black SeaBlack sea
The river Jordan flows into it. But that's all.