The birds of Pasvik / E. I. Khlebosolov, O. A. Makarova, O. A. Khlebosolova [et al. ; English transl. Nikita Chernetsov]. - Ryazan : Golosgubernii, 2007. - 175 с. : ил., портр.

25. Ruddy Shelduck Tadorna ferruginea (Pallas, 1764). Very rare vagrant. Recorded in 1970 (Wikan et al. 1994). 26. Common Shelduck Tadorna tadorna (Linnaeus, 1758). Very rare migrating species. Recorded in 1972 (Wikan et al. 1994) and in 1997 (G un ther & Thingstad 2002). RM. 27. Mallard Anas platyrhynchos (Linnaeus, 1758). Common migrating and breeding species. Breeds at various water bodies. 28. Eurasian Teal Anas crecca (Linnaeus, 1758). Common migrating and breed­ ing species. Breeds at various water bodies. 29. Garganey Anas querquedula (Linnaeus, 1758). Rare vagrant, breeding possible. 30. Gadwall Anas strepera (Linnaeus, 1758). Very rare migrating species. 31. Eurasian Wigeon Anas penelope (Linnaeus, 1758). Common migrating and breeding species. Breeds at various water bodies. 32. Pintail Anas acuta (Linnaeus, 1758). Common migrating species, uncom ­ mon breeder. 33. Shoveler clypeata (Linnaeus, 1758). Rare migrating species, breeding possible. RM. 34. Red-Crested Pochard Netta rufina (Pallas, 1773).Very rare migrating species. Recorded in 2005 (G unther 2006). 35. Northern Pochard Aythya fernia (Linnaeus, 1758). Very rare migrating species. Recorded in 1994 (G unther & Thingstad 2002). 36. Tufted Duck Aythya fuligula (Linnaeus, 1758). Common migrating and breeding species. 37. G reater Scaup Aythya marila (Linnaeus, 1761). Rare migrating species, breeding possible. 38. Common Eider Somateria mollissima (Linnaeus, 1758). Very rare migrating species. Recorded in 1973 (Wikan et al. 1994; G un ther & Thingstad 2002). RM. 39. King Eider Somateria spectabilis (Linnaeus, 1758). Very rare migrating species. Recorded in 1962 (Wikan et al. 1994), in 1987, 1998, and 2001 (Gunther & Thingstad 2002). 45