Grøtsundet is a strait between

Tromsø Tromsø (, , ; se, Romsa ; fkv, Tromssa; sv, Tromsö) is a municipality in Troms og Finnmark county, Norway. The administrative centre of the municipality is the city of Tromsø. Tromsø lies in Northern Norway. The municipality is the ...

and Karlsøy in

Troms og Finnmark Troms og Finnmark (; sme, Romsa ja Finnmárku ; fkv, Tromssa ja Finmarkku; fi, Tromssa ja Finnmark, lit. Troms and Finnmark in English), is a county in northern Norway that was established on 1 January 2020 as the result of a regional reform. ...

county,

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and the ...

. The long strait separates the islands of Reinøya and Ringvassøya from the mainland to the south. The strait has a width of . The strait is one of the main shipping lanes into the city of Tromsø, which lies about southwest of the strait.

References

Straits of Norway Landforms of Troms og Finnmark Tromsø {{TromsFinnmark-geo-stub