Strait of Tartary
Russia
The Strait of Tartary or Gulf of Tartary (pinyin: Dádá hǎixiá) or Mamiya Strait (Mamiya kaikyō) is a strait in the Pacific Ocean dividing the Russian island of Sakhalin from mainland Asia (South-East Russia), connecting the Sea of Okhotsk (Nevelskoy Strait) on the north with the Sea of Japan on the south. It is 632 km (393 mi) long, 7–23 km (4.3–14.3 mi) wide, and only 4 m (13 ft) deep at its shallowest point.
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