| 28/12/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 5 | R F Milligan |
11:12
| 2AW, 1x2nd W, 2x1st W, Main Lake. Please only view from the public footpath. |
| 24/12/15 | Lesser Black-backed Gull | Main Pit, Theale GPs | 400 | S A Graham |
15:15
| |
| 23/12/15 | Lesser Black-backed Gull | Lower Farm GP | 6500 | G Stewart |
16:00
| A very approximate guestimate with the odd Herring & Yellow Legged Gulls. Several 100 Black Headed Gulls. |
| 23/12/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 2 | R F Milligan |
10:43
| At the bund. Please only view from the public footpath. |
| 18/12/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 23 | R F Milligan |
10:13
| Main Lake. Please only view from the public footpath. |
| 17/12/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 20 | M Hunt |
11:25
| Please only view from the public footpath. |
| 28/11/15 | Lesser Black-backed Gull | Lower Farm GP | 3000 | J E Andrews |
15:00
| ran before any more came in. many more arriving. |
| 27/11/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 3 | R F Milligan |
10:51
| 2xAW, 1x 2nd W, main lake. Please only view from the public footpath. |
| 22/11/15 | Lesser Black-backed Gull | Lower Farm GP | 3000 | B Lyle |
16:00
| plus and rising all the time. |
| 16/11/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 97 | R F Milligan |
10:40
| 84AW, 9x1st W, 4x2nd W, gravel bank and main lake. Please only view from the public footpath. |
| 03/11/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
09:40
| |
| 28/10/15 | Lesser Black-backed Gull | Lower Farm GP | 600 | G Stewart |
16:30
| Approx count maybe a few more and about 200 Black headed gulls. |
| 22/10/15 | Lesser Black-backed Gull | Main Pit, Theale GPs | 11700 | R Crawford |
18:15
| To roost. |
| 20/10/15 | Lesser Black-backed Gull | Main Pit, Theale GPs | 10000 | R Crawford |
18:00
| To roost, probably many more. |
| 17/10/15 | Lesser Black-backed Gull | Streatley Warren | 220 | S A Graham |
14:30
| Approx. feeding on recently ploughed field to the W. until fluished by farming activity. Single H.Gull amongst them. |
| 02/10/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
10:15
| |
| 02/10/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 6 | R F Milligan |
10:44
| 5 AW, 1x 1st W, main lake. Please only view from the public footpath. |
| 02/10/15 | Lesser Black-backed Gull | Green Park | 1 | S A Graham |
07:55
| 3s. Dropped in for a wash and brush-up. |
| 30/09/15 | Lesser Black-backed Gull | Englefield | 1231 | R Crawford |
19:20
| Flew SE between 19.00 & 19.20 heading for Main Pit roost. |
| 28/09/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 7 | R F Milligan |
11:10
| 4ads, 3 juvs, main lake. Please only view from the public footpath. |
| 25/09/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 6 | R F Milligan |
11:10
| 5ads, 1juv, at the diggings. Please only view from the public footpath. |
| 18/09/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 4 | R F Milligan |
11:10
| AW, at the gravel bank. Please only view from the public footpath. |
| 14/09/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 19 | R F Milligan |
11:26
| Gravel Bank. Please only view from the public footpath. |
| 07/09/15 | Lesser Black-backed Gull | Padworth Lane GP | 55 | K E Moore |
15:30
| all ages. |
| 01/09/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 1 | M Hunt |
11:25
| Please only view from the public footpath. |
| 05/08/15 | Lesser Black-backed Gull | Sandford Lake, Dinton Pastures CP | 1 | L Garner-Langham |
| |
| 31/07/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 2 | R F Milligan |
11:31
| Ads, main lake. Please only view from the public footpath. |
| 28/07/15 | Lesser Black-backed Gull | Lea Farm Lake | 3 | R Marsh |
10:10
| 2 ad. 1 juv. Juv. begging for food. |
| 27/07/15 | Lesser Black-backed Gull | Sandford Lake, Dinton Pastures CP | 1 | L Garner-Langham |
| |
| 09/07/15 | Lesser Black-backed Gull | Lower Earley | 1 | M S Whitaker |
18:45
| Seen eating a fair-sized dead rodent whole (small rat?) in the top portion of the ASDA car park then flew off, an interesting distraction whilst shopping. |
| 06/07/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 5 | M Hunt |
13:35
| Please only view from the public footpath. |
| 26/06/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 2 | R F Milligan |
11:33
| 1ad, 1x2rd S, main lake. Please only view from the public footpath. |
| 24/06/15 | Lesser Black-backed Gull | Lower Farm GP | 32 | G Stewart |
17:00
| Started to return. |
| 23/06/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 1 | M Hunt |
13:00
| Please only view from the public footpath. |
| 19/06/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 1 | R F Milligan |
11:55
| Ad, gravel bank. Please only view from the public footpath. |
| 14/06/15 | Lesser Black-backed Gull | Lea Farm Lake | 3 | R Marsh |
09:30
| |
| 08/06/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
12:00
| |
| 19/05/15 | Lesser Black-backed Gull | Nature Discovery Centre, Thatcham Marsh | 2 | G Stewart |
15:00
| |
| 18/05/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | L Garner-Langham |
| |
| 15/05/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | L Garner-Langham |
| |
| 13/05/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | L Garner-Langham |
| Tern Scrape. |
| 08/05/15 | Lesser Black-backed Gull | Fobney Meadow | 1 | S A Graham |
07:15
 | Flying low E in the vague direction of the Brunel retail park with a huge beak full of nesting material. |
| 06/05/15 | Lesser Black-backed Gull | Lower Farm GP | 4 | G Stewart |
16:20
| |
| 05/05/15 | Lesser Black-backed Gull | Nature Discovery Centre, Thatcham Marsh | 2 | G Stewart |
15:45
| No Terns around!!! |
| 05/05/15 | Lesser Black-backed Gull | Lower Farm GP | 4 | M J Dear |
| |
| 01/05/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | R Reedman |
08:00
| On island. |
| 21/04/15 | Lesser Black-backed Gull | Redwood Lake, Dinton Pastures CP | 2 | R Marsh |
13:00
| |
| 21/04/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | R Marsh |
12:25
| |
| 13/04/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | J C Morgan |
17:30
| |
| 13/04/15 | Lesser Black-backed Gull | Mill Pond, Bracknell | 1 | M Hunt |
07:45
| |
| 10/04/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 3 | R F Milligan |
11:50
| 1 ad and 2x1st S, flying across the workings, W to E. Please only view from the public footpath. |
| 03/04/15 | Lesser Black-backed Gull | Lea Farm Lake | 6 | R Marsh |
08:50
| ad. |
| 01/04/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
11:00
| |
| 30/03/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | R Marsh |
11:30
| |
| 23/03/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 1 | R F Milligan |
11:05
| AD, at the bund. Please only view from the public footpath. |
| 18/03/15 | Lesser Black-backed Gull | Lavell's Lake, Dinton Pastures CP | 2 | L Garner-Langham |
11:00
| Bittern Hide. |
| 16/03/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 4 | R F Milligan |
10:47
| 1xAd, 3x 1W, gravel bank. Please only view from the public footpath. |
| 10/03/15 | Lesser Black-backed Gull | Nature Discovery Centre, Thatcham Marsh | 6 | G Stewart |
16:50
| Unusual number at this time of year at Centre. |
| 06/03/15 | Lesser Black-backed Gull | Redwood Lake, Dinton Pastures CP | 2 | R Marsh |
13:50
| |
| 04/03/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
12:15
| |
| 28/02/15 | Lesser Black-backed Gull | Lea Farm Lake | 2 | R Marsh |
09:50
| |
| 27/02/15 | Lesser Black-backed Gull | Black Swan Lake, Dinton Pastures CP | 2 | L Garner-Langham |
| |
| 15/02/15 | Lesser Black-backed Gull | Lea Farm Lake | 4 | R Marsh |
09:50
| |
| 12/02/15 | Lesser Black-backed Gull | Lea Farm Lake | 3 | R Marsh |
11:10
| All s/w LS. |
| 31/01/15 | Lesser Black-backed Gull | Fobney Meadow | 2 | R Keel |
| |
| 27/01/15 | Lesser Black-backed Gull | Lea Farm Lake | 1 | R Marsh |
10:15
| Seen with A Rymer. |
| 20/01/15 | Lesser Black-backed Gull | Lea Farm Lake | 3 | R Marsh |
12:15
| |
| 12/01/15 | Lesser Black-backed Gull | Maiden Erlegh Lake, Reading | 1 | P Boult |
| |
| 09/01/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 3 | R F Milligan |
11:31
| At the gravel bank. S/W GD&TR. Please only view from the public footpath. |
| 08/01/15 | Lesser Black-backed Gull | Lower Farm Trout Lake | 1000 | N Cleere |
| usual mid-winter switch of late afternoon gathering from the G.P. to Trout Lake. |
| 05/01/15 | Lesser Black-backed Gull | Lower Farm GP | 1 | P E Hutchins |
| 1380. Minimum count on site by 16:00. |
| 05/01/15 | Lesser Black-backed Gull | New workings, Moor Green Lakes | 3 | R F Milligan |
11:32
| 2xAW, 1x3rd W, at the bund. S/W GD&TR. Please only view from the public footpath. |
| 01/01/15 | Lesser Black-backed Gull | Lea Farm Lake | 4 | R Marsh |
10:15
| Vanished whilst we were watching the Ruff. |