The White Sea is a marginal sea located in the northwest of Russia, part of the Barents Sea. It is bordered by the Kola Peninsula to the west and the Onega Peninsula to the east. The sea is known for its unique ecosystem, which includes various marine species and rich biodiversity. The White Sea is also significant for its historical and economic importance. It has several important ports, including Archangel, which has been a key trade route since the 16th century. The sea is characterized by its cold waters and is often covered with ice during the winter months.