11/12/23 | Great Black-backed Gull | Newton Leys | 1 | J Baker |
08:10
| |
08/12/23 | Great Black-backed Gull | Newton Leys | 2 | J Baker |
08:10
| |
22/12/23 | Great Black-backed Gull | Little Marlow GP | 104 | A D Bassett |
16:00
| Roost: all apparent adults apart from 3 1w and 2 2w. |
22/12/23 | Great Black-backed Gull | Newton Leys | 2 | H Appleyard |
| At least 2 among a mixed flock of large gulls on fields near the Bletchley Brick Pits. |
18/12/23 | Great Black-backed Gull | Springfield Farm Landfill | 66 | L Evans |
| My highest count at the landfill this winter and including just 4 immatures. |
15/12/23 | Great Black-backed Gull | Little Marlow GP | 78 | A D Bassett |
16:00
| all adults apart from a 2w and 1w. |
11/12/23 | Great Black-backed Gull | Gallows Bridge Farm, Gallows Bridge | 3 | N Marriner |
10:00
| |
23/11/23 | Great Black-backed Gull | Newton Leys | 1 | J Baker |
08:05
| |
09/11/23 | Great Black-backed Gull | Newton Leys | 1 | J Baker |
08:00
| |
03/11/23 | Great Black-backed Gull | Newton Leys | 1 | J Baker |
08:00
| |
01/12/23 | Great Black-backed Gull | Little Marlow GP | 55 | A D Bassett |
16:00
| mainly adults, 1 1w, to roost. |
25/11/23 | Great Black-backed Gull | Little Marlow GP | 39 | A D Bassett |
16:00
| mainly adults in roost. |
25/11/23 | Great Black-backed Gull | Steps Hill | 1 | M Wallen |
10:55
| ad. With TJWa, Over to the west in 2 1/2hrs vis-mig. 5th record ever here. |
23/11/23 | Great Black-backed Gull | Springfield Farm Landfill | 10 | L Evans |
11:00
| |
22/11/23 | Great Black-backed Gull | Springfield Farm Landfill | 23 | L Evans |
09:04
| 23 on site including T9AT - all adults bar one near adult. |
19/11/23 | Great Black-backed Gull | Eythrope | 2 | N Marriner |
11:30
| |
05/11/23 | Great Black-backed Gull | Little Marlow GP | 2 | M Milne |
14:57
| Adults on eastern spit. |
03/11/23 | Great Black-backed Gull | Newton Leys | 1 | J Baker |
08:00
| on the Pavilion field. |
03/10/23 | Great Black-backed Gull | Little Marlow GP | 1 | A D Bassett |
18:00
| Ad - my 1st here this autumn. |
13/03/23 | Great Black-backed Gull | Little Marlow GP | 1 | A D Bassett |
13:00
| 2w on spit briefly then flew north. |
12/02/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 1 | H Appleyard |
| Flying low to the east over the lake. |
10/01/23 | Great Black-backed Gull | Calvert BBOWT Lake, Calvert | 6 | P Woodham |
10:30
| |
09/02/23 | Great Black-backed Gull | Little Marlow GP | 1 | L Evans |
11:00
| |
01/01/23 | Great Black-backed Gull | Little Marlow GP | 68 | K P Duncan |
| |
03/02/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 2 | H Appleyard |
| On the lake together. |
01/02/23 | Great Black-backed Gull | Tattenhoe Park, Milton Keynes | 1 | H Appleyard |
| ad. Heading to the west. |
02/02/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 2 | H Appleyard |
| Among a mixed gathering of gulls settled on the lake. |
31/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 3 | H Appleyard |
| Resting on the lake. |
30/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 2 | H Appleyard |
| ad and 3w. Seen resting on the lake at separate times. The 3rd-winter bird was very similar to the Norweigan-ringed bird seen a few days ago but not seen to have any rings when it left with other gulls. |
26/01/23 | Great Black-backed Gull | Blue Lagoon | 16 | L Evans |
| All adults bar one first-winter. |
26/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 4 | H Appleyard |
| Colour ringed. 4 individuals present among a large gathering of gulls resting on ice, including an almost mature individual from a Norwegian ringing scheme. Black ring on left leg with white code reading JR664 and metal ring on right leg. This bird was ringed as a chick 844km away at Husholmen, Mandal, Vest-Agder, Norway on 23rd June 2020, then reported at Tungebukta, Hille, Mandal, Vest-Agder, Norway on 28th August 2020, at Grenen, Nordjylland, Denmark on 27th July 2022, then at Grenen, Skagen, Nordjylland, Denmark on 10th October 2022. |
25/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 1 | H Appleyard |
| ad. |
23/01/23 | Great Black-backed Gull | Willen Lake South, Willen Lakes | 14 | M Wallen |
16:00
| In to roost by 1630, but most of the larger gulls were only just arriving at this point. |
24/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 1 | H Appleyard |
| ad. Among a large mixed gathering of gulls stood on ice. |
23/01/23 | Great Black-backed Gull | Foxcote Res | 1 | P Gibbs |
09:07
| Stood on ice. |
21/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 1 | H Appleyard |
| ad. |
20/01/23 | Great Black-backed Gull | Calvert BBOWT Lake, Calvert | 23 | R D Andrews |
16:30
| |
19/01/23 | Great Black-backed Gull | Grebe Lake | 7 | C Coppock |
12:22
| ad. On pontoon at sailing club. SP681252. |
15/01/23 | Great Black-backed Gull | Gallows Bridge Farm, Gallows Bridge | 4 | N Marriner |
10:00
| |
13/01/23 | Great Black-backed Gull | Furzton Lake, Milton Keynes | 1 | H Appleyard |
| ad. Briefly on the lake. |
13/01/23 | Great Black-backed Gull | Caldecotte Lake | 1 | P R Moon |
11:27
| On south lake. |
12/01/23 | Great Black-backed Gull | Castleman's Farm, Wooburn Common | 33 | L Evans |
11:16
| 29 full adults. |
09/01/23 | Great Black-backed Gull | Newton Leys | 66 | M Wallen |
09:45
| A huge influx. |
11/01/23 | Great Black-backed Gull | Foxcote Res | 1 | P Gibbs |
09:20
| Over. |
10/01/23 | Great Black-backed Gull | Calvert | 2 | P Woodham |
10:00
| est. |
09/01/23 | Great Black-backed Gull | Tattenhoe Park, Milton Keynes | 1 | H Appleyard |
| Heading to the west. |
05/01/23 | Great Black-backed Gull | Little Marlow GP | 8 | M Milne |
16:52
| At least. All adults. |
04/01/23 | Great Black-backed Gull | Springfield Farm Landfill | 50 | D L Cleal |
15:20
| At least this number present, also circa 400 to 500 Herring Gulls and at least 1 probable Caspian Gull. |
04/01/23 | Great Black-backed Gull | Springfield Farm Landfill | 51 | L Evans |
12:30
| 51 counted, with just 1 first-winter outside of full adults. |
04/01/23 | Great Black-backed Gull | Little Marlow GP | 9 | E Griffiths |
13:44
| |
02/01/23 | Great Black-backed Gull | Tattenhoe, Milton Keynes | 2 | H Appleyard |
| ad. Pair heading to the west. |
02/01/23 | Great Black-backed Gull | Willen Lake South, Willen Lakes | 6 | N Webber |
08:45
| |
01/01/23 | Great Black-backed Gull | Eythrope | 2 | N Marriner |
13:30
| |
01/01/23 | Great Black-backed Gull | Little Marlow GP | 54 | L Evans |
16:00
| A very healthy total of 54 in roost, predominantly adults. |