by Alexander C. Lees, Centre for Ecology, Evolution & Conservation, University of East Anglia
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Part 2 - Swans, Geese and other Wildlfowl
Mute Swan Cygnus olor
Common resident
Bewick's Swan Cygnus columbianus
Scarce winter visitor
Whooper Swan Cygnus cygnus
Scarce winter visitor
Whooper and Bewick’s Swans, Marston STW January 1998 (A Lees)
Pink-footed Goose Anser brachyrhynchus
Regular passage migrant
Greater White-fronted Goose Anser albifrons
Vagrant, 1 record
50 Osbournby 13th January 1987
Greylag Goose Anser anser
Common naturalised resident
Snow Goose Anser caerulescens
Vagrant, 1 record
1 SW with Pink-footed Geese Marston STW 29th January 1995 (T. Lee)
Barnacle Goose Branta leucopsis
Vagrant/escape, 1 record with good credentials
1 Marston STW 20th February 1965
Canada Goose Branta canadensis
Common naturalised resident
Egyptian Goose Alopochen aegyptiaca
Rare visitor from naturalised populations
Common Shelduck Tadorna tadorna
Regular visitor at all seasons, breeding suspected
Mandarin Duck Aix galericulata
Occasional visitor from naturalised populations, has bred.
Eurasian Wigeon Anas penelope
Common winter visitor, rare in summer
American Wigeon Anas americana
Vagrant, 3 records
1 drake Marston STW 6th -7th April 2000 (A. Lees et al. )
1 drake Marston STW 12th January - 30 th January (B. Johnson et al. ), same Denton Res. 1 st February (T. Lee), same Knipton Res. 10th February 2002 (S. Lister)
1 Cotham Flash 5th November 2004
American Wigeons, Marston STW: April 2000 & January 2002 (photos A. Lees [left], M. Tarrant)
Birds of Grantham Part 1 - Divers to Herons
Birds of Grantham Part 2 - Swans, Geese and other Wildlfowl
Birds of Grantham Part 3 - Wildfowl cont...
Birds of Grantham Part 4 - Birds of Prey
Birds of Grantham Part 5 - Game Birds and Waders
Birds of Grantham Part 6 - Gulls and Terns
Birds of Grantham Part 7 - Owls and Woodpeckers
Birds of Grantham Part 8 - Larks, Pipits, Wagtails and Trushes
Birds of Grantham Part 9 - Warblers, Tits, Sparrows, Crows and Finches