World Bird List

Species factsheet
Lesser Black-backed Gull (Larus fuscus)

Order: Larus fuscus
Family: Gulls, Terns, Skimmers (Laridae)

Danske navn: Sildemåge

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
graellsii Greenland, Iceland, Faroe Is., w Europe
intermedius Netherlands, Germany, Denmark, sw Sweden and w Norway
fuscus n Norway, Sweden and Finland to the White Sea
heuglini n Russia to nc Siberia
barabensis c Asia