Krusenstern Strait () is a strait that separates the islands of Raikoke and

Shiashkotan Shiashkotan () (; Shasukotan-tō) is an uninhabited volcanic island near the center of the Kuril Islands chain in the Sea of Okhotsk in the northwest Pacific Ocean, separated from Ekarma by the Ekarma Strait. Its name is derived from the Ainu la ...

in the

Kuril Islands The Kuril Islands or Kurile Islands are a volcanic archipelago administered as part of Sakhalin Oblast in the Russian Far East. The islands stretch approximately northeast from Hokkaido in Japan to Kamchatka Peninsula in Russia, separating the ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

. It is separated into two passages by the Lovushki Rocks and is 61.2 km (about 38 mi) wide. A strong northwest

tidal current Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon (and to a much lesser extent, the Sun) and are also caused by the Earth and Moon orbiting one another. Tide tables ...

creates tide rips;

eddies In fluid dynamics, an eddy is the swirling of a fluid and the reverse current created when the fluid is in a turbulent flow regime. The moving fluid creates a space devoid of downstream-flowing fluid on the downstream side of the object. Fluid ...

and

whirlpool A whirlpool is a body of rotating water produced by opposing currents or a current running into an obstacle. Small whirlpools form when a bath or a sink is draining. More powerful ones formed in seas or oceans may be called maelstroms ( ). ''Vo ...

s may also form at times.National Geospatial-Intelligence Agency. (2014). ''Sailing Directions (Enroute): East Coast of Russia''. U.S. Government, Springfield, Virginia. This strait was named after Russian admiral and explorer

Adam Johann von Krusenstern Adam Johann von Krusenstern (; 10 October 177012 August 1846) was a Russian admiral and explorer of Swedish and Baltic German descent, who led the first Russian circumnavigation of the Earth in 1803–1806. Life Krusenstern was born i ...

References

Straits of the Kuril Islands {{SakhalinOblast-geo-stub