BLAGDON LAKE BIRDS

WeBS Counts

The wildfowl at Blagdon Lake have been counted since the 1930s


'The Team': Phil & Lucy Delve, Terry Doman & Roy Curber © Nigel Milbourne, 2013

Blagdon Lake 2017 WeBS Counts

Species 16 Jan 13 Feb

13 Mar

10 Apr 11 May 12 Jun 24 Jul 14 Aug 12 Sep 9 Oct 16 Nov  
Mute Swan 4 10 22 32 30 37 51 54 54 74    
Tundra (Bewick's) Swan 0 8 0 0 0 0 0 0 0 0 0  
Greylag Goose 0 1 0 0 0 0 0 0 0 0 0  
Canada Goose 237 200 33 47 25 323 277 451 36 144 194  
Barnacle Goose 9 0 0 0 0 0 0 0 0 0 1  
Egyptian Goose 0 2 1 1 1 1 0 0 0 1 0  
Shelduck 0 0 0 0 0 2 0 0 0 0 0  
Wigeon 25 29 30 0 0 0 0 0 6 185 76  
Gadwall 9 47 8 7 5 3 6 61 190 119 130  
Teal 1343 369 12 u/c 2 0 0 0 3 120 379 338  
Mallard 264 155 42 42 33 75 250 310 490 414 303  
Mallard hybrid 0 0 0 0 0 1 1 0 0 0 0  
Pintail 2 2 0 0 0 0 0 0 1 10 20  
Shoveler 7 26 21 u/c 2 0 0 0 18 168 270 47  
Pochard 190 102 43 0 0 5 6 29 6 136 161  
Tufted Duck 195 186 213 155 17 34 393 488 204 403 1160  
Scaup 0 2 0 0 0 0 0 0 0 0 0  
Goldeneye 5 11 6 0 0 0 0 0 0 0 3  
Goosander 13 0 0 0 0 0 0 0 0 0 1  
Little Grebe 7 8 8 10 2 u/c 2 u/c 7 u/c 15 27 38 33  
Great Crested Grebe 19 2 18 14 18 24 30 46 50 55 35  
Cormorant 18 8 36 4 9 4 16 24 49 30 29  
Little Egret 1 0 0 0 0 0 1 8 0 1 1  
Grey Heron 13 5 3 2 6 5 7 9 5 10 9  
Great White Egret 0 0 0 0 2 0 0 0 1 0 4  
Water Rail 0 0 0 0 0 0 0 0 0 0 1  
Moorhen 78 14 9 u/c 7 u/c 5 u/c 1 u/c 32 60 111 108 88  
Coot 254 341 261 209 206 322 926 1204 1545 1411 1366  
                         
Little Ringed Plover 0 0 0 0 0 0 1 0 0 0 0  
Ringed Plover 0 0 0 0 0 0 0 0 2 0 0  
Lapwing 0 0 0 0 0 1 0 0 0 48 55  
Black-tailed Godwit 0 0 0 0 0 0 0 0 1 0 0  
Jack Snipe 2 0 0 0 0 0 0 0 0 0 0  
Snipe 10 2 9 3 0 0 0 0 0 0 0  
Common Sandpiper 0 0 1 3 0 0 5 6 1 0 1  
Green Sandpiper 1 1 0 0 0 0 0 0 0 0 0  
                         
Black-headed Gull           0 c 40 62        
Mediterranean Gull           0 0 0        
Common Gull           0 0 0   3    
Lesser Black-backed Gull       c 120   c 20 16 17        
Herring Gull       c 15   3 9 3        
Yellow-legged Gull           0 0 0     1  
Great Black-backed Gull       6   4 3 3        
Common Tern         1 0 0 0        
                         
Kingfisher 0 0 0 0 1 0 0 0 0 0 0  
                         
Sparrowhawk 1 0 1 3 1 0 0 0 1 0 0  
Common Buzzard 1 2 21 8 2 3 2 4 10 1 1  
Common Kestrel 0 0 0 1 0 0 0 0 0 0 0  
Hobby 0 0 0 0 0 0 0 0 2 0 0  
Peregrine 0 1 0 1 0 0 0 0 0 0 0  

KEY: u/c known under count

Species 19 Jan

22 Feb

14 Mar 9 Apr 6 May 6 June 31 Jul 22 Aug 27 Sep 17 Oct 14 Nov 19 Dec
Mute Swan 8 9 23 24 35 38 53 57 59 63 61 13
Tundra (Bewick's) Swan 0 0 0 0 0 0 0 0 0 0 16 3
Canada Goose 387 126 43 22 36 179 67 13 43 295 328 53
Barnacle Goose 10 0 0 0 0 0 0 0 0 9 9 0
Egyptian Goose 0 2 2 2 2 0 0 0 1 1 0 0
Wigeon 20 u/c 32 3 0 0 0 0 1 392 942 440 49
Gadwall 2 0 2 0 4 4 19 282 336 433 164 6
Teal 101 18 12 4 0 0 1 210 1129 2030 1041 456
Mallard 71 63 61 59 56 50 234 214 473 560 485 338
Mallard hybrid 0 0 0 0 1 0 0 0 0 0 0 0
Pintail 0 0 0 0 0 0 0 0 30 53 4 6
Garganey 0 0 0 0 0 0 0 1 0 0 1 0
Shoveler 10 4 1 2 0 0 0 44 581 690 243 30
Red-crested Pochard 0 0 0 0 0 0 0 0 0 0 2 0
Pochard 169 88 14 0 3 8 56 47 26 34 67 93
Tufted Duck 315 260 293 252 60 27 495 456 43 265 224 255
Scaup 0 0 0 0 0 0 0 0 0 0 1 0
Aythya hybrid 0 0 0 0 0 0 0 1 0 0 1 0
Goldeneye 22 13 9 0 0 0 0 0 0 0 3 6
Goosander 2 0 0 0 0 0 0 0 0 0 0 18
Little Grebe 15 7 4 4 4 u/c 3 u/c 2 u/c 25 22 26 29 19
Great Crested Grebe 18 13 15 13 14 14 39 76 84 98 86 95
Black-necked Grebe 3 3 0 0 0 0 0 1 0 0 0 0
Cormorant 7 30 5 6 6 5 2 60 11 18 96 273
Little Egret 1 0 0 0 0 0 0 1 12 24 10 38
Great White Egret 0 0 0 0 0 0 0 1 2 18 8 9
Grey Heron 13 8 8 7 7 6 6 12 12 27 38 29
Water Rail 1 0 0 0 0 0 0 0 0 0 0 0
Moorhen 19 u/c 23 u/c 22 21 2 u/c 6 u/c 44 108 162 136 156 73
Coot 436 221 149 145 129 173 1038 1242 1460 1615 1474 850
                         
Ringed Plover 0 0 0 0 0 0 0 0 14 0 0 0
Lapwing c. 50 0 0 0 0 0 0 0 26 265 c. 350 13
Black-tailed Godwit 0 0 0 0 0 0 0 0 0 2 0 0
Bar-tailed Godwit 0 0 0 0 0 0 0 0 0 0 1 0
Ruff 0 0 0 0 0 0 0 0 0 2 0 0
Dunlin 0 0 0 0 0 0 0 0 4 2 8 0
Little Stint 0 0 0 0 0 0 0 0 1 1 0 0
Snipe 35 1 0 3 0 0 0 0 0 1 0 0
Common Sandpiper 1 1 0 1 7 0 8 11 0 0 0 0
Green Sandpiper 0 0 0 0 0 0 0 0 0 0 0 1
                         
Black-headed Gull 800r 525r 25 0 0 0 125 80        
Little Gull 0r 0r 0 0 0 0 0 0 0 0 0 0
Mediterranean Gull 0r 0r 0 0 0 0 0 0 0 0 0 1
Common Gull 3r 0r 50 0 0 0 0 0        
Lesser Black-backed Gull 7r 152r 30 60 35 12 15 37        
Herring Gull 12r 32r 0 1 5 1 6 28        
Yellow-legged Gull 0r 0r 0 0 0 0 0 0 0 1 0 0
Great Black-backed Gull 2r 2r 1 1 0 0 2 5        
                         
Sparrowhawk 1 0 0 0 0 0 0 1 0 0 0 0
Common Buzzard 2 2 2 5 0 4 1 3 1 3 1 1
Common Kestrel 1 0 0 0 0 0 0 0 2 0 0 0
Hobby 0 0 0 0 0 0 0 1 1 0 0 0
Peregrine 0 0 0 0 0 0 0 0 2 0 1 0

KEY: u/c known under count

Blagdon Lake 2015 WeBS Counts

Species 19 Jan 7 Feb 5 Mar 20 Apr 20May 13 Jun 18 Jul 17 Aug 14 Sep 26 Oct 16 Nov 12 Dec
Mute Swan 5 3 10 17 22 26 43 46 47 45 56 10
Tundra (Bewick's) Swan 0 0 0 0 0 0 0 0 0 0 13 0
Canada Goose 200 304 39 7 13 105 121 80 466 286 323 231
Barnacle Goose 17 17 0 0 0 0 0 0 9 14 15 15
Egyptian Goose 2 2 2 3 0 2 3 0 0 0 0 3
Shelduck 0 0 0 4 0 0 0 0 0 0 0 0
Wigeon 5 16 10 0 0 0 0 0 42 384 359 34
Gadwall 0 9 6 4 3 0 0 60 180 265 314 45 u
Teal 19 0 20 2 0 0 0 3 331 1482 908 411
Mallard 77 74 42 45 68 39 255 413 387 588 441 233
Mallard hybrid 0 0 0 0 0 0 1 1 1 1 1 1
Pintail 0 0 0 0 0 0 0 0 5 50 3 1
Garganey 0 0 0 0 0 0 0 0 0 0 0 0
Shoveler 6 2 2 0 0 0 0 4 151 460 62 21 u
Red-crested Pochard 1 0 0 0 0 0 0 0 0 0 2 0
Pochard 180 87 11 0 3 22 19 42 5 110 108 128
Tufted Duck 676 486 251 362 34 39 654 655 180 949 1062 543
Scaup 0 0 0 0 0 0 0 0 0 1 1 0
Lesser Scaup 0 0 0 0 0 0 1 0 0 0 0 0
Aythya hybrid 1 1 0 1 0 0 1 0 0 0 1 1
Goldeneye 11 18 13 0 0 0 0 2 0 0 4 6
Red-breasted Merganser 0 0 0 0 0 0 0 0 0 0 0 0
Goosander 4 23 1 0 0 0 0 0 0 0 0 2
Ruddy Duck 0 0 0 0 0 0 0 1 1 0 0 0
Little Grebe 12 12 6 8 8 6 5 21 44 35 46 21
Great Crested Grebe 58 40 12 14 14 25 26 14 21 60 55 50
Slavonian Grebe 0 0 0 0 0 0 0 0 0 0 0 0
Black-necked Grebe 1 1 0 0 0 0 0 0 0 4 4 2
Cormorant 9 39 44 13 2 6 6 31 28 53 39 46
Little Egret 0 0 0 0 0 0 2 2 0 19 8 4
Great White Egret 0 0 0 0 0 0 0 0 0 2 2 0
Grey Heron 12 5 6 6 5 7 12 20 25 23 16 12
Water Rail 2 0 0 0 0 0 0 0 0 0 2 0
Moorhen 38 23 90 34 2 4 30 143 167 91 50 50
Coot 518 433 311 171 136 287 818 996 1407 c. 850 1426 1221
                         
Oystercatcher 0 0 0 0 0 0 0 0 0 0 0 0
Little Ringed Plover 0 0 0 0 0 0 1 0 0 0 0 0
Ringed Plover 0 0 0 0 0 0 0 0 0 0 0 0
Lapwing 0 0 0 0 0 0 3 0 0 63 22 7
Dunlin 0 0 0 0 0 0 0 1 1 0 0 0
Ruff 0 0 0 0 0 0 0 0 1 0 0 0
Curlew Sandpiper 0 0 0 0 0 0 0 0 2 0 0 0
Snipe 11 6 11 8 0 0 0 0 0 0 0 0
Black-tailed Godwit 0 0 0 0 0 0 0 0 0 0 0 0
Common Sandpiper 0 1 1 5 0 0 2 3 4 0 1 0
Green Sandpiper 0 0 0 0 0 0 0 0 0 0 2 0
Greenshank 0 0 0 0 0 0 0 0 0 0 0 0
Wood Sandpiper 0 0 0 0 0 0 0 0 1 0 0 0
Common Redshank 0 0 0 0 0 0 0 0 1 0 0 0
                         
Black-headed Gull 2 6 20 0 0 3 c. 50 c. 300 c. 450 870 r 1100 r

2200 r

Little Gull 0 0 0 0 0 0 0 0 0 0 r 0 r 0 r
Mediterranean Gull 0 0 0 0 0 0 0 0 0 0 r 0 r 0 r
Common Gull 15 0 5 0 0 0 0 0 0 2 r 20 r 6 r
Lesser Black-backed Gull 0 0 3 3 3 7 5 c. 100 7 c. 120r 76 r 8 r
Herring Gull 0 0 0 1 3 0 0 12 0 320 r 54 r 78 r
Yellow-legged Gull 0 0 0 0 0 0 0 0 1 1 r 1 r 0 r
Great Black-backed Gull 2 2 3 2 1 1 6 5 15 10 5 2
Black Tern 0 0 0 0 0 0 0 0 0 0 0 0
Common Tern 0 0 0 0 0 1 0 0 1 0 0 0
Arctic Tern 0 0 0 0 0 0 0 0 0 0 0 0
                         
Kingfisher 0 0 0 0 0 0 1 0 0 0 0 0
                         
Sparrowhawk 1 1 1 0 0 0 0 1 1 0 0 0
Common Buzzard 4 3 12 3 3 1 1 3 1 1 4 1
Common Kestrel 0 0 0 1 1 0 0 0 0 0 0 0
Hobby 0 0 0 0 0 0 1 3 2 0 0 0
Peregrine 0 0 0 0 0 0 0 0 0 0 0 0

KEY: u/c known under count

Blagdon Lake 2014 WeBS Counts

Species 18 Jan 15 Feb 17 Mar 21 Apr 19 May 14 Jun 12 Jul 8 Aug 8 Sep 10 Oct 9 Nov 6 Dec
Mute Swan 2 2 9 21 27 44 44 68 44 44 51 5
Tundra (Bewick's) Swan 0 0 0 0 0 0 0 0 0 0 0 0
Whooper Swan 0 0 0 0 0 0 0 0 0 0 0 0
Bean Goose 0 0 0 0 0 0 0 0 0 0 0 0
Pink-footed Goose 0 0 0 0 0 0 0 0 0 0 0 0
White-fronted Goose 0 0 0 0 0 0 0 0 0 0 0 0
Greylag Goose 0 0 0 0 0 0 1 1 0 0 0 0
Bar-headed Goose 0 0 0 0 0 0 0 0 0 0 0 0
Canada Goose 32 17 6 7 17 115 50 338 471 378 211 140
Barnacle Goose 0 0 0 0 0 0 0 0 0 10 17 0
Brent Goose 0 0 0 0 0 0 0 0 0 0 0 0
Egyptian Goose 0 0 0 0 0 0 0 0 0 0 0 0
Shelduck 0 0 0 0 0 1 0 3 0 0 0 0
Mandarin 0 0 0 0 0 0 0 0 0 0 0 0
Wigeon 11 11 0 0 0 0 0 0 10 87 57 31
Gadwall 0 0 1 8 1 0 0 27 67 108 146 35
Teal 88 9 5 0 0 0 0 19 74 189 359 94
Mallard 88 58 46 44 37 122 129 234 251 282 155 121
Mallard hybrid 0 0 0 0 0 0 0 0 0 2 0 0
Pintail 0 0 0 0 0 0 0 0 0 1 11 0
Garganey 0 0 0 0 0 0 0 0 0 0 0 0
Shoveler 5 0 0 0 0 0 0 3 25 46 44 6
Red-crested Pochard 0 0 0 0 0 0 0 0 0 0 4 0
Pochard 80 89 9 6 0 18 25 36 7 42 111 146
Ring-necked Duck 0 0 0 0 0 0 0 0 0 0 0 0
Ferruginous Duck 0 0 0 0 0 0 0 0 0 0 0 0
Tufted Duck 215 276 300 159 35 106 605 1114 300 542 689 804
Scaup 0 0 0 0 0 0 0 0 0 0 0 0
Lesser Scaup 0 0 0 0 0 0 1 1 0 0 0 0
Aythya hybrid 0 0 0 0 0 0 1 0 0 0 0 0
Long-tailed Duck 0 0 2 2 0 0 0 0 0 0 0 0
Common Scoter 0 0 0 0 0 0 0 0 0 0 0 0
Velvet Scoter 0 0 0 0 0 0 0 0 0 0 0 0
Goldeneye 11 16 17 0 0 0 0 0 0 0 3 11
Smew 0 0 0 0 0 0 0 0 0 0 0 0
Red-breasted Merganser 0 0 0 0 0 0 0 0 0 0 0 0
Goosander 2 0 0 0 0 0 0 0 0 0 0 2
Ruddy Duck 0 0 0 0 0 0 0 1 3 5 1 1
Little Grebe 6 3 3 2 6 4 9 15 21 22 24 26
Great Crested Grebe 11 5 29 19 11 18 28 24 38 33 49 61
Slavonian Grebe 0 0 0 0 0 0 0 0 0 0 0 0
Black-necked Grebe 1 1 0 0 0 0 0 0 0 2 1 1
Cormorant 21 17 11 9 4 2 10 17 16 18 185 57
Little Egret 0 0 0 0 0 0 0 0 0 4 1 1
Grey Heron 3 2 4 5 9 2 7 3 4 9 6 7
Water Rail 0 0 0 0 0 0 0 1 1 0 1 0
Moorhen 28 21 17 16 12 7u 14 55 56 72 98 40
Coot 237 168 146 131 118 252 681 1052 554 1098 1070 1044
                         
Oystercatcher 0 0 0 0 0 0 0 0 0 0 0 0
Little Ringed Plover 0 0 0 0 0 0 0 1 0 0 0 0
Ringed Plover 0 0 0 0 0 0 0 0 0 0 0 0
Golden Plover 0 0 0 0 0 0 0 0 0 0 0 0
Grey Plover 0 0 0 0 0 0 0 0 0 0 0 0
Lapwing 21 0 0 0 0 0 7 14 0 1 10 21
Knot 0 0 0 0 0 0 0 0 0 0 0 0
Sanderling 0 0 0 0 0 0 0 0 0 0 0 0
Little Stint 0 0 0 0 0 0 0 0 0 0 0 0
Curlew Sandpiper 0 0 0 0 0 0 0 0 0 0 0 0
Dunlin 0 0 0 0 0 0 0 0 0 0 0 0
Ruff 0 0 0 0 0 0 0 0 0 0 0 0
Jack Snipe 0 0 0 0 0 0 0 0 0 0 0 0
Snipe 50 79 30 0 0 0 0 0 0 0 c. 30 17
Black-tailed Godwit 0 0 0 0 0 0 0 0 0 0 0 0
Bar-tailed Godwit 0 0 0 0 0 0 0 0 0 0 0 0
Whimbrel 0 0 0 0 0 0 0 0 0 0 0 0
Curlew 0 0 0 0 0 0 0 0 0 0 0 0
Common Sandpiper 0 0 1 2 0 0 5 3 4 0 1 1
Green Sandpiper 0 0 0 0 0 0 0 0 0 0 0 0
Spotted Redshank 0 0 0 0 0 0 0 0 0 0 0 0
Greenshank 0 0 0 0 0 0 0 0 0 0 0 0
Wood Sandpiper 0 0 0 0 0 0 0 0 0 0 0 0
Redshank 0 0 0 0 0 0 0 0 0 0 0 0
Turnstone 0 0 0 0 0 0 0 0 0 0 0 0
Red-necked Phalarope 0 0 0 0 0 0 0 0 0 0 0 0
Grey Phalarope 0 0 0 0 0 0 0 0 0 0 0 0
                         
Black-headed Gull 250e 500e 275 0 0 1 50 131 61 31 19 25
Little Gull 0 0 0 0 0 0 0 0 0 0 0 0
Mediterranean Gull 0 0 0 0 0 0 0 0 0 0 0 0
Common Gull 100e 750e 12 0 0 0 0 0 0 0 26 41
Lesser Black-backed Gull 15e 10 30 2 3 23 5 13 1 8 4 1
Herring Gull 30e 2 0 0 0 7 0 1 8 12 13 0
Yellow-legged Gull 0 0 0 0 0 0 1 0 0 0 0 0
Iceland Gull 0 0 1 0 0 0 0 0 0 0 0 0
Great Black-backed Gull 2 1 9 7 5 3 2 0 3 6 2 2
Black Tern 0 0 0 0 0 0 0 0 0 0 0 0
Common Tern 0 0 0 0 0 0 1 0 0 0 0 0
Arctic Tern 0 0 0 0 0 0 0 0 0 0 0 0
                         
Kingfisher 0 0 0 0 0 0 0 0 0 0 0 0
                         
Red Kite 0 0 0 0 8 0 0 0 0 0 0 0
Sparrowhawk 0 0 0 0 1 0 0 1 0 0 0 0
Common Buzzard 2 1 5 3 6 5 2 6 2 2 6 2
Common Kestrel 0 0 0 0 0 0 0 0 1 2 0 0
Hobby 0 0 0 0 1 0 1 0 1 0 0 0
Peregrine 0 0 0 0 0 0 0 1 0 0 0 0

 

Blagdon Lake 2013 WeBS Counts

Species 13 Jan 9 Feb 18 Mar 15 Apr 11 May 23 Jun 20 Jul 22Aug 21 Sep 12 Oct 9 Nov 15 Dec
Mute Swan 2 2 7 4 13 29 33 27 38 51 25 11
Black Swan 0 0 0 0 0 0 0 0 1 1 0 0
Tundra (Bewick's) Swan 2 0 0 0 0 0 0 0 0 0 1 0
Canada Goose 305 48 18 2 5 86 72 307 261 209 347 112
Barnacle Goose 0 0 0 0 0 0 0 0 1 17 0 0
Shelduck 2 0 0 0 0 0 0 0 0 0 0 0
Wigeon 39u 49 29 5 0 0 0 0 85 619 164 99
Gadwall 18 9 6 7 4 3 27 54 103 208 56 27
Teal 29 17u 7 3 0 0 0 38 759 1749 810 294
Mallard 46 75 34 33 27 129 336 709 678 755 409 196
Mallard hybrid 0 0 0 0 0 0 0 1 0 1 0 0
Pintail 0 0 0 0 0 0 0 0 18 109 6 0
Garganey 0 0 0 0 0 0 0 1 0 0 0 0
Shoveler 8 15 4 0 1 2 0 65 366 669 212 2
Red-crested Pochard 0 0 0 0 0 0 0 0 0 0 0 1
Pochard 137 97 4 0 0 1 19 78 47 117 187 489
Tufted Duck 453 472 220 189 88 62 443 1288 279 543 1098 300
Lesser Scaup 1 0 0 0 0 0 0 0 0 0 1 0
Aythya hybrid 0 0 0 0 0 0 0 0 0 0 1 1
Goldeneye 17 23 5 2 1 0 0 2 0 0 4 4
Goosander 0 5 2 0 0 0 0 0 0 0 0 10
Ruddy Duck 1 1 0 0 0 0 0 2 3 2 0 0
Little Grebe 5 5 5 4 0 4 13 24 11 14 13 9
Great Crested Grebe 6 10 12 4 8 12 32 21 29 20 51 49
Black-necked Grebe 1 1 0 0 0 0 0 0 0 0 1 1
Cormorant 65 47 8 5 7 6 15 9 7 21 51 58
Little Egret 0 0 0 0 0 0 0 0 0 1 2 7
Grey Heron 6 7 3 3 5 3 7 20 12 16 17 14
Water Rail 0 0 0 0 0 0 0 0 0 0 1 0
Moorhen 13 18 34 28 6 3 21 81 78 92 71 50
Coot 463 195 223 138 122 388 953 731 492 1213 675 557
                         
Little Ringed Plover 0 0 0 0 0 0 0 2 0 0 0 0
Ringed Plover 0 0 0 0 0 0 0 0 7 0 0 0
Lapwing 104 0 0 0 0 0 14 0 0 0 3 56
Little Stint 0 0 0 0 0 0 0 0 2 0 0 0
Dunlin 0 0 0 0 0 0 0 3 2 0 0 0
Snipe 40 73 15 7 0 0 0 0 3 0 0 0
Black-tailed Godwit 0 0 0 0 0 0 0 1 7 0 0 0
Common Sandpiper 0 1 1 3 2 1 6 2 0 0 0 0
Wood Sandpiper 0 0 0 0 0 0 0 0 0 0 0 0
Redshank 0 0 0 0 0 0 0 0 0 0 0 1
                         
Black-headed Gull 1510r 20 5 0 0 0 40 211 98 250e 60e 120e
Mediterranean Gull 0 0 0 0 0 0 0 0 0 0 0 1
Common Gull 44r 2 9 0 0 0 0 0 0 4 5 500e
Lesser Black-backed Gull 121r 8 2 7 50 4 5 4 6 8 3 10e
Herring Gull 242r 2 2 7 4 0 0 0 0 1 0 20e
Yellow-legged Gull 0 0 0 0 1 1 0 1 0 1 5 0
Great Black-backed Gull 2 3 1 0 9 1 1 3 8 14 5 1
Black Tern 0 0 0 0 0 0 0 0 1 0 0 0
                         
Kingfisher 0 0 0 0 0 0 0 0 0 0 1 0
                         

Sparrowhawk

0 1 1 0 0 0 0 0 1 0 0 0
Common Buzzard 4 3 2 8 1 0 0 3 2 1 2 2
Common Kestrel 0 0 0 0 0 0 1 0 0 1 1 2
Hobby 0 0 0 0 0 0 0 0 1 0 0 0
Peregrine 1 0 0 0 0 0 0 0 0 0 0 0

Key: r=roost count, u=undercount, e=estimate

Blagdon Lake 2012 WeBS Counts

Species 15 Jan 11 Feb 10 Mar 7 Apr 22May 23 Jun 21 Jul 19 Aug 15 Sep 15 Oct 18 Nov 15 Dec
Mute Swan 19 21 15 19 13 18 22 19 16 19 15 5
Tundra (Bewick's) Swan 2 0 0 0 0 0 0 0 0 0 0 0
Whooper Swan 0 0 0 0 0 0 0 0 0 0 3 0
Pink-footed Goose 4 4 0 0 0 0 0 0 0 0 0 0
Greylag Goose 0 0 0 0 0 1 0 1 0 0 0 0
Canada Goose 205 377 3 20 5 119 47 361 243 262 142 1
Barnacle Goose 0 10 0 0 0 0 0 2 0 13 0 0
Shelduck 2 0 0 0 0 0 0 0 0 0 0 0
Wigeon 81 151 11 0 0 0 0 0 0 14 91 18
Gadwall 21 11 0 1 1 0 0 0 4 8 31 22
Teal 831 628 15 4 0 0 0 0 0 0 4 33
Mallard 200 167 101 108 85 124 93 120 104 213 36 105
Pintail 2 2 0 0 0 0 0 0 0 0 0 0
Garganey 1 0 0 0 0 0 0 0 0 0 0 0
Shoveler 17 56 11 0 0 4 0 0 0 8 13 10
Red-crested Pochard 0 0 0 0 0 1 0 0 0 0 0 0
Pochard 99 147 11 0 1 16 10 37 5 22 67 119
Ferruginous Duck 0 0 0 0 0 0 1 1 0 0 0 0
Tufted Duck 273 198 216 311 32 66 588 724 211 542 580 736
Scaup 0 0 1 1 0 0 0 0 0 0 1 0
Lesser Scaup 0 0 0 0 0 0 0 0 0 0 0 1
Aythya hybrid 0 0 0 0 0 0 0 0 0 0 0 1
Goldeneye 13 11 22 0 0 0 0 0 0 0 5 12
Goosander 3 1 0 0 0 0 0 0 0 0 0 0
Ruddy Duck 2 1 0 1 1 1 1 1 1 1 1 1
Little Grebe 2 2 2 0 0 0 2 6 7 5 8 0
Great Crested Grebe 9 7 4 8 21 7 28 24 11 22 4 7
Black-necked Grebe 0 0 0 0 0 0 0 0 1 1 0 1
Cormorant 43 75 12 2 10 6 7 10 19 17 22 48
Grey Heron 18 15 5 0 4 1 3 2 4 3 3 6
Water Rail 0 0 0 0 0 0 0 0 0 1 0 0
Moorhen 0 0 0 2 0 1 4 4 19 11 17 20
Coot 276 142 153 112 95 200 522 796 530 922 1070 778
                         
Lapwing 20 125 0 0 0 0 0 11 0 7 0 2
Dunlin 2 0 0 0 0 0 0 0 0 0 0 0
Snipe 8 6 7 0 0 0 0 0 0 2 30 20
Black-tailed Godwit 0 1 0 0 0 0 0 0 0 0 0 0
Common Sandpiper 2 1 1 1 0 1 1 3 3 1 0 0
                         
Black-headed Gull 104 18 171 0 0 1 60 243 13 39 9 768
Mediterranean Gull 0 0 0 0 0 0 0 0 0 0 0 1
Common Gull 95 95 5 0 0 0 0 0 0 0 137 500 e
Lesser Black-backed Gull 4 3 226 36 17 4 0 13 3 7 1 20
Herring Gull 5 0 18 2 2 1 0 0 0 0 1 57
Yellow-legged Gull 0 1 0 1 0 0 0 0 1 1 0 1
Great Black-backed Gull 3 2 2 3 3 3 3 1 6 2 1 2
                         
Kingfisher 0 0 0 0 0 0 0 0 2 0 0 1
                         
Common Buzzard 2 2 10 4 3 0 2 0 3 5 0 2
Common Kestrel 0 0 1 0 0 0 0 0 0 0 0 0
Hobby 0 0 0 0 0 0 0 0 1 0 0 0
Peregrine 1 0 0 0 0 0 0 0 0 0 0 0

Blagdon Lake 2011 WeBS Counts

Species
15 Jan
12 Feb
12 Mar
14 Apr
14 May
11 Jun
16 Jul
13 Aug
17 Sep
16 Oct
20 Nov
17 Dec
Mute Swan
5
5
10
11
16
32
36
36
39
36
38
31
Tundra (Bewick's) Swan
0
0
0
0
0
0
0
0
0
0
0
10
Pink-footed Goose
0
0
0
0
0
0
0
0
0
0
0
4
Canada Goose
61
56
9
2
4
118
68
4
277
195
58
137
Barnacle Goose
0
0
0
0
0
0
0
0
23
21
0
21
Wigeon
312
44
9
1
0
0
0
0
4
82
90
146
Gadwall
19
0
0
2
7
0
5
8
31
72
50
72
Teal
871
62
20
2
0
1
0
10
514
1545
1116
933
Mallard
226
112
68
83
131
123
161
406
705
741
551
374
Mallard hybrid
0
0
0
0
0
0
0
0
1
1
0
0
Pintail
0
0
0
0
0
0
0
0
2
28
57
2
Garganey
0
0
0
0
0
0
0
0
0
1
0
0
Shoveler
8
11
11
0
0
0
0
15
173
305
145
68
Red-crested Pochard
0
0
0
0
0
0
0
0
0
0
1
1
Pochard
118
316
33
0
0
21
57
176
39
127
216
237
Ring-necked Duck
0
0
0
0
0
0
0
0
0
0
1
0
Ferruginous Duck
0
0
0
0
0
0
1
1
0
0
0
0
Tufted Duck
98
261
169
220
39
46
622
1001
219
383
502
419
Scaup
4
4
1
0
0
0
0
0
0
1
0
0
Aythya hybrid
1
1
1
1
0
0
0
0
0
0
1
0
Long-tailed Duck
0
0
0
0
0
0
0
0
0
1
1
1
Goldeneye
5
24
9
2
0
0
0
0
1
0
2
3
Smew
0
1
0
0
0
0
0
0
0
0
0
0
Goosander
14
5
1
0
0
0
0
0
0
0
0
8
Ruddy Duck
4
1
1
1
1
1
1
1
1
1
1
1
Little Grebe
1
1
0
2
0
5
3
10
18
5
3
2
Great Crested Grebe
12
10
14
18
16
15
28
22
23
42
45
14
Slavonian Grebe
0
0
0
0
0
0
0
0
0
0
1
1
Black-necked Grebe
0
0
0
0
0
0
0
1
0
0
0
0
Cormorant
23
52
95
11
10
6
15
38
8
48
123
40
Little Egret
2
0
0
0
0
0
0
3
0
1
8
0
Great White Egret
0
0
0
0
0
1
0
0
0
0
0
0
Grey Heron
6
6
4
2
3
7
1
8
13
18
24
9
Water Rail
0
0
0
0
0
0
0
0
0
0
2
0
Moorhen
0
0
3
1
1
1
1
27
19
8
4
3
Coot
33
208
210
180
256
362
952
1247
850
330
200
224
 
Golden Plover
0
0
0
0
0
0
0
0
0
91
0
0
Lapwing
47
14
4
0
0
0
0
0
0
70
126
100
Dunlin
5
0
0
0
0
0
0
0
0
6
2
20
Ruff
0
0
0
0
0
0
0
0
0
1
0
0
Snipe
0
0
5
0
0
0
0
0
0
0
0
0
Black-tailed Godwit
0
0
0
0
0
0
0
0
9
3
2
1
Common Sandpiper
0
0
0
3
0
0
4
7
4
0
1
0
 
Black-headed Gull
604
2034
2
0
0
0
108
200
438
525
266
385
Little Gull
0
0
0
0
0
0
0
0
1
0
0
0
Mediterranean Gull
0
0
0
0
0
0
1
0
0
0
1
0
Common Gull
400
23
4
0
0
0
0
0
0
5
30
108
Lesser Black-backed Gull
16
34
15
2
3
2
9
10
1
8
22
4
Herring Gull
14
9
6
0
0
0
1
0
0
21
23
2
Yellow-legged Gull
0
0
0
0
0
1
0
0
1
0
1
0
Great Black-backed Gull
3
2
4
0
0
2
2
2
4
3
6
4
Black Tern
0
0
0
0
0
0
0
0
1
0
0
0
                         

Sparrowhawk

0 1 1 0 0 0 0 0 0 1 1 0
Common Buzzard 2 2 4 2 1 5 0 2 2 1 0 6
Hobby 0 0 0 0 2 0 0 1 0 0 0 0
Peregrine 0 0 0 0 0 0 0 0 1 0 0 0

Blagdon Lake 2010 WeBS Counts

Species
16 Jan
20 Feb
13 Mar
17 Apr
15 May
20 Jun
17 Jul
14 Aug
18 Sep
9 Oct
13 Nov
18 Dec
Mute Swan
1
2
6
10
9
24
20
18
27
27
19
2
White-fronted Goose
0
1
0
0
0
0
0
0
0
0
0
0
Greylag Goose
0
0
0
0
1
0
0
0
0
0
0
0
Canada Goose
195
49
41
9
12
39
29
0
167
218
73
135
Barnacle Goose
19
0
0
0
0
0
0
0
6
17
0
17
Shelduck
0
0
0
0
0
0
0
0
0
2
1
0
Wigeon
42
48
20
2
0
0
0
1
14
4
31
218
Gadwall
0
0
5
4
3
2
15
69
0
10
8
7
Teal
29
6
7
2
0
0
2
15
343
465
818
270
Mallard
123
49
28
44
63
130
259
670
664
365
348
145
Mallard hybrid
0
0
0
0
0
0
1
1
1
0
0
0
Shoveler
35
11
14
2
0
0
0
16
17
40
45
33
Pochard
154
168
71
2
6
14
43
48
2
7
35
130
Tufted Duck
108
171
236
194
70
101
440
914
131
283
177
89
Scaup
0
1
0
0
0
0
0
0
0
0
2
1
Aythya hybrid
0
1
0
0
0
0
0
0
0
0
0
0
Goldeneye
13
38
10
1
0
0
0
0
0
0
7
5
Smew
0
1
1
0
0
0
0
0
0
0
0
0
Goosander
0
14
8
0
0
0
0
0
0
0
0
14
Ruddy Duck
1
3
3
0
1
1
1
1
1
1
4
1
Little Grebe
13
3
2
2
0
0
1
9
11
3
4
0
Great Crested Grebe
1
12
12
33
22
51
13
24
26
37
56
6
Black-necked Grebe
0
0
0
0
0
0
0
0
0
0
1
0
Cormorant
11
154
27
10
10
7
44
30
18
10
89
132
Little Egret
0
0
0
0
0
0
0
1
1
0
2
0
Grey Heron
3
6
3
3
3
4
6
6
14
7
9
8
Moorhen
4
11
11
6
2
1
11
20
5
4
0
7
Coot
134
147
108
129
156
453
678
364
340
112
26
158
 
Little Ringed Plover
0
0
0
0
0
0
1
0
0
0
0
0
Lapwing
0
0
0
0
2
3
0
29
18
38
102
186
Sanderling
0
0
0
0
0
0
0
0
0
1
0
0
Dunlin
0
0
0
0
0
0
0
1
1
0
8
0
Ruff
0
0
0
0
0
0
0
0
0
1
0
0
Snipe
0
6
8
0
0
0
0
2
0
0
3
0
Black-tailed Godwit
0
0
0
0
0
0
0
0
4
0
0
0
Curlew
0
0
0
0
0
0
0
0
0
0
0
7
Common Sandpiper
0
0
0
2
0
0
3
4
2
0
0
0
Green Sandpiper
0
0
0
0
0
0
0
2
0
0
1
0
Greenshank
0
0
0
0
0
0
0
8
8
2
0
0
Redshank
0
0
0
0
0
0
4
0
0
3
0
0
 
Black-headed Gull
19
44
48
0
0
2
83
454
114
600 e
400
108
Common Gull
19
244
193
0
0
0
0
0
0
2
72
204
Lesser Black-backed Gull
2
4
16
73
3
4
3
6
40
22
47
2
Herring Gull
0
1
2
9
0
2
1
1
23
2
21
0
Yellow-legged Gull
0
0
1
0
0
0
0
0
0
2
0
0
Great Black-backed Gull
1
3
4
2
0
1
2
2
5
6
2
2
                         
Common Buzzard             0 0 0 2 1 0
Common Kestrel             0 0 0 1 0 0
Peregrine             0 0 0 1 0 0

Blagdon Lake 2009 WeBS Counts

Species
17 Jan
21 Feb
14 Mar
18 Apr
9 May
13 Jun
11 Jul
22 Aug
19 Sep
10 Oct
21 Nov
19 Dec
Mute Swan
2
2
9
8
0
0
14
13
12
15
17
4
Greylag Goose
0
0
0
0
0
1
0
0
0
0
0
0
Canada Goose
60
40
44
12
4
64
8
0
123
34
221
190
Barnacle Goose
0
0
0
0
0
1
0
0
18
18
19
16
Shelduck
0
0
1
0
0
0
0
0
0
0
0
0
Wigeon
99
43
37
0
0
0
0
0
0
0
16
4
Gadwall
0
2
3
6
6
12
92
0
0
0
8
0
Teal
1
4
6
2
0
0
0
10
30
28
30
291
Mallard
54
43
46
62
62
132
227
319
150
125
121
174
Mallard hybrid
0
0
0
0
0
0
2
0
0
0
0
0
Pintail
0
0
0
0
0
0
0
0
0
0
2
0
Garganey
0
0
0
0
0
0
0
2
0
0
0
0
Shoveler
20
8
76
0
0
0
0
24
11
41
9
23
Pochard
127
105
20
4
2
7
30
50
5
14
219
164
Ring-necked Duck
0
0
0
0
0
0
0
0
0
1
0
0
Tufted Duck
217
215
242
185
52
72
327
540
217
593
489
329
Scaup
1
0
7
0
0
0
0
0
0
0
1
1
Aythya hybrid
0
0
0
0
0
0
0
0
0
1
1
1
Goldeneye
14
30
8
4
0
0
0
0
1
0
16
19
Goosander
10
10
2
0
0
0
0
0
0
0
0
0
Ruddy Duck
10
9
5
0
1
3
3
4
1
1
2
3
Little Grebe
3
6
4
4
3
3
4
10
17
15
22
10
Great Crested Grebe
2
15
14
26
16
25
33
25
53
9
17
2
Cormorant
28
37
16
5
6
10
20
35
34
28
20
18
Grey Heron
5
4
2
4
1
6
7
6
5
2
4
3
Water Rail
0
0
0
0
0
0
0
0
0
0
0
1
Moorhen
5
8
6
5
4
2
38
16
19
8
16
13
Coot
400
313
203
251
230
463
446
970
600
544
210
371
 
Oystercatcher
0
0
0
0
0
0
1
0
0
0
0
0
Lapwing
250
0
0
0
0
0
3
1
10
50
17
6
Snipe
0
1
0
0
0
0
0
0
0
0
0
3
Whimbrel
0
0
0
0
1
0
0
0
0
0
0
0
Curlew
0
0
0
0
0
0
0
0
0
1
0
0
Common Sandpiper
0
0
0
4
0
0
2
1
0
0
0
0
Redshank
0
0
0
0
0
0
0
2
0
0
0
0
 
Black-headed Gull
117
113
1850
2
0
0
41
165
50
444
248
768
Mediterranean Gull
0
0
0
0
0
0
0
0
0
0
1
1
Common Gull
184
282
73
0
0
0
0
0
0
5
27
500
Lesser Black-backed Gull
6
8
67
99
10
2
6
85
6
6
20
20
Herring Gull
0
3
5
16
4
0
0
31
0
0
13
57
Yellow-legged Gull
0
0
0
0
0
0
1
0
0
1
1
1
Great Black-backed Gull
1
2
3
2
2
1
2
3
3
3
2
2
Arctic Tern
0
0
0
0
1
0
0
0
0
0
0
0

Updated 16 November, 2017