🌐EnglishEnglishDeutschEspañolFrançaisNederlandsEntityQ339230· pop 5· linked from 38 articleskolkAlso known as colclake formed by an underwater vortex when rapid water flow passes an underwater obstacle in boundary areas of high shearWikidata factsImage2013-05-03 Fotoflug Leer Papenburg DSCF7262.jpgSources (1)de.wikipedia.orgvia Wikidata · CC0On the mapAvailable in 5 languagesEspañolDeutschDanishNederlandsvia Wikidata sitelinks · CC0ConnectionsWashingtonEntityMontanaEntityCategoriesGeomorphologyHydrodynamicsOceanographyVortices