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Birds in Lincolnshire Goldeneye on the Humber |
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Goldeneye on the Humber by Graham Catley
Wintering flock During the late 1970s and early 1980s a small flock of Goldeneye started to winter off Barrow Haven with 40 in February 1978 and a peak of 55 in March 1981. The opening of the New Holland Bulk Services grain and animal food import and export terminal at New Holland in 1984 had a remarkably sudden impact on the wintering wildfowl on the estuary. A flock of diving duck, mainly Pochard, Tufted and Goldeneye, quickly formed to take advantage of spilt foodstuffs that accumulated in the estuary. A new peak of 156 Goldeneye was counted in February 1985 increasing to 209 in January 1986, 270 in January 1987 then 400 in February 1991. Winter numbers have shown some variation since then with the 1991-92 winter being relatively poor recording a peak count of just 125 birds and 220 being the maximum in 1992-93. Since then however, the winters peak has not fallen below 350 and reached a new all time high of 584 in December 2000. Winter peak counts are usually recorded in either December or January with a rapid decline in numbers taking place through February and few being present in most years by early March. The flock tends not to build up until late November or even early December. In some years a good number of Goldeneye move onto the Barton-Barrow Haven clay pits from February through March, after the close of the shooting season. Normally 20-50 birds are counted at their peak in March but exceptional numbers occurred in 1999 when up to 135 were feeding on pit25 at Barton. The flock usually declines rapidly by early April but in some years a few birds are noted through to mid May and odd immatures have summered. The first returnees often appear in July but seldom stay for more than a few days. September seems to be a particularly Goldeneye free month with most of the autumn migrants appearing from mid-October. The sight of 4-500 Goldeneye, there is usually a high percentage of adult drakes, in the county is very impressive and on a clear, calm and sunny day in mid winter the site is well worth a visit. The duck flock feed to the east of the New Holland pier between there and Goxhill tilery but on a falling tide groups of birds will drift right down the estuary as far at East Halton Skitter. Mass feeding usually occurs in the hour or two after high tide and this is usually the best time to view the birds although getting an accurate count is fraught with problems as the birds constantly dive, drift down the estuary and fly back into the feeding throng.
Goldeneye ( Male) Noveber 2001 © Graham Catley 2001
Goldeneye November 2001 © Graham Catley 2001
Goldeneye November 2001 © Graham Catley 2001
Goldeneye ( Male) November 2001 © Graham Catley 2001 |
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