Common Shelduck occurs in coastal areas in northwestern Europe, as well as in some scattered sites in Mediterranean area and eastward to Central Asia (north-east to China, south to Iran and Afghanistan). Numbers are currently increasing. Major threats are hunting, habitat destruction and introduced American Mink predation.
■ Listed in Appendix II of Convention on the Conservation of Migratory Species of Wild Animals (CMS, or Bonn Convention) as migratory species that conservation is requiring international cooperation.
■ Listed in Appendix II of the Bern Convention on the Conservation of European Wildlife and Natural Habitats as a strictly protected fauna species.
■ An especially protected species in Latvia (the Cabinet of Ministers' Regulations No. 396 on November 14, 2000).
■ Phylum Chordata – chordates
■ Class Aves – birds
■ Order Anseriformes – waterfowl
■ Family Anatidae – ducks, geese and swans
■ Species Tadorna tadorna – Common Shelduck