The Battle of Fladstrand was a naval battle which took place on 11 May 1712 (N.S.) near Fladstrand, (Modern day Frederikshavn) Jutland, between Swedish and Danish forces. It was part of the Great Northern War.
The Swedish fleet, under Carl Georg Siöblad, consisted of 7 ships with 330 guns, and the Danish fleet, under Hans Knoff, consisted of 5 ships with 158 guns. The battle lasted about 2 hours. Denmark suffered 44 casualties.
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Text from the Wikipedia article “Action of 11 April 1712”, available under CC BY-SA 4.0.