Skarnsund or Skarnsundet is a
strait in the
Trondheimsfjord in
Trøndelag
Trøndelag (; sma, Trööndelage) is a county in the central part of Norway. It was created in 1687, then named Trondhjem County ( no, Trondhjems Amt); in 1804 the county was split into Nord-Trøndelag and Sør-Trøndelag by the King of Denmar ...
county, Norway. The strait connects the
Beitstadfjorden
Beitstadfjorden () is the innermost arm of the Trondheimsfjord in Trøndelag county, Norway. It is located in the municipalities of Steinkjer, Inderøy, and a small part extends into Indre Fosen. The fjord has a length of from southwest to nort ...
with the outer section of the Trondheimsfjorden. The long and wide Skarnsund is located in the municipality of
Inderøy. On the northeastern side of the strait is the village of
Vangshylla and on the southwestern side is the villages of
Venneshamn and
Kjerringvik (this side is the
Mosvik
Mosvik is a former municipality in the old Nord-Trøndelag county in Norway. The municipality was part of the Innherred region. The municipality existed from 1901 until its dissolution in 2012. The old municipality encompassed the southern ...
area of Inderøy). The strait has a strong tidal current with a
maelstrom.

The Skarnsund strait was crossed by the
Vangshylla–Kjerringvik Ferry (
car ferry), operated by
Innherredsferja, prior to 19 December 1991. On that date the new long
Skarnsund Bridge was opened. The bridge is part of
Norwegian County Road 755. Skarnsund is a noted site for both
sports fishing
Recreational fishing, also called sport fishing or game fishing, is fishing for leisure, exercise or competition. It can be contrasted with commercial fishing, which is professional fishing for profit; or subsistence fishing, which is fishin ...
and
underwater diving
Underwater diving, as a human activity, is the practice of descending below the water's surface to interact with the environment. It is also often referred to as diving, an ambiguous term with several possible meanings, depending on contex ...
.
References
Landforms of Trøndelag
Trondheimsfjord
Inderøy
Straits of Norway
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