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Population changes for species in East of England

The figures presented are the percentage changes in population levels in East of England for the respective time periods, marked with an asterisk where significant. For 1994-2007 period, the lower and upper 95% confidence limits are given. Those species which are red-listed and amber-listed in Population Status of Birds in the UK have been highlighted in the appropriate colour.

To view and compare graphs of the species in the table below, click on the menu on the right to select a particular species group.

Species Sample Change 06-07 Sig Change 94-07 Sig lcl ucl
Mute Swan 38 -39   -1   -34 48
Greylag Goose 30 -30   -6   -33 34
Canada Goose 49 -19   57 * 17 110
Shelduck 34 1   50 * 12 102
Mallard 168 -7   11   -5 29
Red-legged Partridge 164 -16   -1   -16 16
Grey Partridge 43 -4   -31 * -51 -2
Pheasant 243 -15   8   -3 21
(Cormorant) 42 -24   33   -8 92
(Grey Heron) 75 -13   -24 * -41 -2
Sparrowhawk 42 -22   -38 * -57 -12
Kestrel 97 11   -9   -28 16
Moorhen 115 -20   5   -14 30
Coot 35 -8   20   -21 82
Lapwing 68 -12   13   -13 47
Feral Pigeon 70 -8   -12   -38 26
Stock Dove 123 10   -21 * -35 -3
Woodpigeon 283 -3   30 * 17 45
Collared Dove 187 4   116 * 89 147
Turtle Dove 82 -11   -69 * -77 -58
Cuckoo 119 -12   -57 * -66 -47
Swift 140 -9   -33 * -46 -17
Green Woodpecker 135 -10   149 * 102 208
Great Spotted Woodpecker 120 -18   101 * 58 156
Skylark 245 -9   -29 * -35 -22
Swallow 197 -11   -11   -23 4
House Martin 96 -6   -11   -29 12
Meadow Pipit 41 -53 * -53 * -66 -34
Yellow Wagtail 47 -14   -40 * -55 -19
Pied Wagtail 140 -2   36 * 11 65
Wren 261 14   7   -1 16
Dunnock 231 4   23 * 9 39
Robin 256 0   33 * 21 46
Blackbird 276 -2   5   -2 12
Song Thrush 201 3   -19 * -30 -7
Mistle Thrush 137 -9   -49 * -59 -36
Sedge Warbler 44 -26   -16   -37 12
Reed Warbler 38 -9   6   -21 43
Blackcap 197 -8   32 * 16 49
Garden Warbler 56 -8   -23   -43 5
Lesser Whitethroat 62 6   15   -13 52
Whitethroat 213 -11   16 * 2 32
Chiffchaff 157 40 * 62 * 39 88
Willow Warbler 123 -16   -58 * -65 -50
Goldcrest 62 0   55 * 15 109
Long-tailed Tit 119 55   27   0 61
Coal Tit 51 -3   3   -21 33
Blue Tit 260 -13   21 * 10 33
Great Tit 243 -7   24 * 11 39
Jay 91 -2   25   -2 60
Magpie 207 -3   40 * 23 60
Jackdaw 179 -10   96 * 66 131
Rook 160 -11   46 * 17 82
Carrion Crow 256 -9   73 * 50 101
Starling 223 -4   -34 * -42 -23
House Sparrow 189 -9   -33 * -40 -25
Chaffinch 274 3   46 * 36 57
Greenfinch 227 3   54 * 36 74
Goldfinch 163 1   -12   -25 5
Linnet 157 -8   -44 * -55 -32
Bullfinch 55 -21   -42 * -59 -19
Yellowhammer 198 -8   -24 * -32 -14
Reed Bunting 70 -3   29 * 5 59
Corn Bunting 40 2   -41 * -56 -20

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The Breeding Bird Survey (BBS) monitors terrestrial birds throughout the UK to
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Last updated 18 July, 2008

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