Peterborough Bird Club annual report Hybrid wildfowl Peterborough is 'blessed' with a wide variety of escaped wildfowl, all of which seem intent on interbreeding with each other. This leads to problems for the unwary birder, and unfortunately, the problems will only get worse in future! 1998 | 1999 | 2000 | 2001 | 2002 | 2003
2003	Geese Canada Goose x Barnacle Goose A single at Hampton North Lake on 22 Jan (BHS). Canada Goose x Greylag Goose Nine were at Prior’s Fen GP on 12 Oct (SPD, KAF) with one there on 14 Nov (SPD). Seven at Deeping Lakes NR on 9 Nov (RB, WB). A Canada x Greylag courted a Canada Goose at Ferry Meadows CP, 8 Feb (KAF). White-fronted Goose hybrid A single was at Deeping Lakes NR on 30 Mar (JJ). Bar-headed Goose x Barnacle Goose A single was present at Deeping Lakes NR and was seen to breed with a Greylag Goose with two young noted on 7 May (RB, WB). The Bar-headed x Barnacle hybrid was also seen on 9 Nov (RB, WB). Bar-headed Goose x Greylag Goose Hybrids were at Maxey GP (BT) and Prior's Fen GP (SPD, KAF) on 12 Oct. A Bar-headed x Greylag ("Emperor type") was at Prior's Fen GP on 14 Nov (SPD). Ducks American Wigeon x Wigeon A bird considered to be a drake hybrid American Wigeon x Wigeon was present on the Nene Washes RSPB reserve 20 Feb (DM & MM). It was relocated at March Farmers on 21 Feb (JO) and at Eldernell 23 Feb (MO). Pintail hybrid An individual at Eldernell on 19-23 Feb was thought to be a Baikal Teal x Pintail or Pintail x Teal (MH, JO, SPD et al). Aythya hybrid sp. A possible Tufted Duck cross was at Baston & Langtoft GP on 22 May (JJ).
2002	Bar-headed Goose x Swan Goose A single bird at Nene Washes on 11th and 19 May (RMP, MAW). Canada Goose x Greylag Goose Four birds were at Ferry Meadows CP on 7 Oct (SPD) and one at Maxey GP on 17 Nov (BT).
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