STATUS AT LONGHAM LAKES
Black-headed Gull, Longham Lakes, 26th October 2011 (Dominic Couzens)
Abundant non-breeding visitor.
This is one of the site’s commonest birds. Present almost all year. Juveniles appear on the lakes from June onwards.
Maximum numbers per month:
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | 2 | 10 | 5 | 18 | ||||||||
| 2003 | 10 | 2 | ||||||||||
| 2004 | 30 | 170 | 20 | 20 | 170 | 243 | ||||||
| 2005 | 185 | 97 | 6 | 21 | 220 | 150 | ||||||
| 2006 | 200 | 174 | 129 | 50 | 20 | 125 | 10 | 162 | 204 | |||
| 2007 | 230 | 105 | 106 | 2 | 3 | 30 | 240 | |||||
| 2008 | 300 | 30 | 30 | 200 | 10 | |||||||
| 2009 | 407 | 368 | 482 | 40 | 52 | 20 | 158 | |||||
| 2010 | 390 | 150 | 189 | 27 | 40 | 181 | 68 | 146 | 302 | |||
| 2011 | 230 | 261 | 135 | 33 | 7 | 10 | 35 | 71 | 240 | 259 | 87 | 375 |
| 2012 | 337 | 314 | 119 | 18 | 10 | 8 | 15 | 15 | 26 | 73 | 170 | 112 |
| 2013 | 106 | 29 | 300 | 11 | 4 | 10 | 23 | 2 | 14 | 18 | 141 | 215 |
| 2014 | 26 | 400 | 122 | 10 | 6 | 8 | 15 | 2 | 15 | 57 | 147 | 135 |
| 2015 | 260 | 213 | 115 | 177 | 10 | 13 | 9 | 11 | 31 | 34 | 325 | 179 |
Black-headed Gull (1st winter), Longham Lakes, December 2011 (Dominic Couzens)