Most people think that it's the Pacific Ocean, but that's just a general answer. What you need is something more specific, so the answer to your question is the Bearing Sea.
It is located on the far east of Siberia, in Russia, and projects into the northwestern portion of the Pacific Ocean (not into the Baltic Sea, which is to the west of Russia, not to the east of Russia).
Russia claims to have the world's longest oil pipeline. The "Soviet Union – West Siberia" pipeline stretches over 4,000 miles and transports oil from West Siberia to the Baltic Sea.
The Siberian Sea is a marginal sea in the Arctic Ocean It is located between the Arctic Cape on the north, the coast of Siberia on the South, the New Siberian Islands to the west and Cape Billings, close to Chukotka, and Wrangel Island to the east. This sea borders on the Laptev Sea to the west and the Chukchi Sea to the east.
Siberia is in Russia, consisting of a large part of it. All of Siberia is in Asia. The most western point in the north is the Yamal Peninsula, in the south it is the city of Chelyabinsk. Siberia is east of that line all the way to the Bering Sea in the north and the Sea of Japan in the south. Siberia covers about 10% of all landmass on Earth.
siberia
the OB river begins in Siberia, Russia and ends in the Kara Sea
It is a major river in Western Siberia, Russia
Siberia is in Russia, consisting of a large part of it. All of Siberia is in Asia. The most western point in the north is the Yamal Peninsula, in the south it is the city of Chelyabinsk. Siberia is east of that line all the way to the Bering Sea in the north and the Sea of Japan in the south. Siberia covers about 10% of all landmass on Earth.
In the Middle East, the North Sea, the Caribbean sea and northern Siberia
The Bering Sea.
The Bering Sea Bridge.
Generally, Asian part of Russia is considered all territory from Ural Mountains to the Far East (Sea of Okhotsk)