Koresand

55°15′N 8°29′E / 55.250°N 8.483°E / 55.250; 8.483

Koresand is a sandbank in the Wadden Sea off the coast of Jutland in Denmark. The island has an approximate area of 20–30 km2 (7.7–11.6 sq mi). At high tide, Koresand is an island, however at low tide the sandbank is connected to Mandø and the mainland.