The Swinge is the strait between Alderney and Burhou in the Channel Islands. It often sees a furious tidal race, and Braye Harbour which faces it, has a mile-long breakwater to cope with this.

The Alderney Race is a strait that runs between Alderney and Cap de la Hague, a cape at the northwestern tip of the Cotentin Peninsula in Normandy. A strong current runs through the race north of the