Southern Colour Ringing Group

Black-headed Gull Chroicocephalus ridibundus recoveries

These birds ringed by the Southern Colour Ringing Group have been recovered elsewhere, or have been ringed elsewhere and re-captured or re-sighted by us. Click on a ring number to see a life history for that bird and a map of its known movements.

Ring number Age / sex Activity Date Location Movement Duration

EV13006

2P51

4 Ringed 23 Nov 2025 Hornchurch, Essex

EM59639

2D87

6 Ringed 25 Feb 2025 Castle Park, Essex
Colour marks read 02 Mar 2025 Castle Park, Essex 0km 0y 0m 5d
Colour marks read 03 Mar 2025 Amwell Gravel Pits, Hertfordshire 63km W 0y 0m 6d
Colour marks read 18 Oct 2025 Castle Park, Essex 0km 0y 7m 23d ➖
Colour marks read 22 Oct 2025 Castle Park, Essex 0km 0y 7m 27d
Colour marks read 18 Oct 2025
to
22 Oct 2025
Castle Park, Essex 0km 0y 7m 27d ➕

EZ70299

2F23

1 Ringed 26 Jun 2023 Fishers Green, Essex
Colour marks read 20 Aug 2025 Gunnersbury Park, Greater London 30km SW 2y 1m 25d

EM33504

2F72

1 Ringed 17 May 2025 Fishers Green, Essex
Colour marks read 11 Aug 2025 Willington Wetlands, Derbyshire 165km NW 0y 2m 25d

EM33517

2K04

1 Ringed 19 Jun 2025 Fishers Green, Essex
Colour marks read 25 Jul 2025 Fishers Green, Essex 0km 0y 1m 6d

EM33546

2F92

1 Ringed 19 Jun 2025 Fishers Green, Essex
Colour marks read 25 Jul 2025 Fishers Green, Essex 0km 0y 1m 6d

EZ70206

2C87

1 Ringed 08 Jun 2021 Fishers Green, Essex
Colour marks read 03 Apr 2022 Dinton Lakes, Reading 66km WSW 0y 9m 26d
Colour marks read 21 Apr 2022 Lea Farm Lake, Woodley, Wokingham 65km WSW 0y 10m 13d
Colour marks read 18 May 2023 Chamberhouse Marsh, Thatcham, West Berkshire 93km WSW 1y 11m 10d
29 Sep 2023 Lower Farm G.P. Newbury, West Berkshire 93km WSW 2y 3m 21d
Colour marks read 16 Jun 2024 Chamberhouse Marsh, Thatcham, West Berkshire 93km WSW 3y 0m 8d
Colour marks read 22 Sep 2024 Lower Farm G.P. Newbury, West Berkshire 93km WSW 3y 3m 14d
Colour marks read 22 Nov 2024 Nature Discovery Centre, Thatcham, West Berkshire 94km WSW 3y 5m 14d ➖
Colour marks read 14 Feb 2025 Nature Discovery Centre, Thatcham, West Berkshire 94km WSW 3y 8m 6d
Colour marks read 22 Nov 2024
to
14 Feb 2025
Nature Discovery Centre, Thatcham, West Berkshire 94km WSW 3y 8m 6d ➕
Colour marks read 29 May 2025 Lower Farm G.P. Newbury, West Berkshire 93km WSW 3y 11m 21d ➖
Colour marks read 20 Jun 2025 Lower Farm G.P. Newbury, West Berkshire 93km WSW 4y 0m 12d
Colour marks read 29 May 2025
to
20 Jun 2025
Lower Farm G.P. Newbury, West Berkshire 93km WSW 4y 0m 12d ➕

EM38380

2N05

6 Ringed 03 Jan 2025 Southchurch Hall Park, Essex
Colour marks read 06 Jan 2025 Southchurch Hall Park, Essex 0km 0y 0m 3d
Colour marks read 14 Apr 2025 Zwillbrocker Venn, Germany, Germany 413km E 0y 3m 11d ➖
Colour marks read 05 May 2025 Zwillbrocker Venn, Germany, Germany 413km E 0y 4m 2d
Colour marks read 10 Jun 2025 Zwillbrocker Venn, Germany, Germany 413km E 0y 5m 7d
Colour marks read 14 Apr 2025
to
10 Jun 2025
Zwillbrocker Venn, Germany, Germany 413km E 0y 5m 7d ➕

EZ70136

2C12

1 Ringed 14 Jun 2019 Fishers Green, Essex
Colour marks read 06 Feb 2020 Lunt Nature Reserve, Merseyside 284km NW 0y 7m 23d ➖
Colour marks read 23 May 2021 Lunt Nature Reserve, Merseyside 284km NW 1y 11m 9d
Colour marks read 06 Feb 2020
to
23 May 2021
Lunt Nature Reserve, Merseyside 284km NW 1y 11m 9d ➕
Colour marks read 12 Feb 2022 Seaforth NR, UK 282km NW 2y 7m 29d
Colour marks read 21 Mar 2022 Lunt Nature Reserve, Merseyside 284km NW 2y 9m 7d ➖
Colour marks read 10 May 2022 Lunt Nature Reserve, Merseyside 284km NW 2y 10m 26d
Colour marks read 20 May 2022 Lunt Nature Reserve, Merseyside 284km NW 2y 11m 6d
Colour marks read 21 Mar 2022
to
20 May 2022
Lunt Nature Reserve, Merseyside 284km NW 2y 11m 6d ➕
Colour marks read 06 Aug 2024 Seaforth NR, UK 282km NW 5y 1m 23d
Colour marks read 30 May 2025 Fishers Green, Essex 0km 5y 11m 16d

EZ70415

2F35

1 Ringed 26 Jun 2023 Fishers Green, Essex
Colour marks read 29 Jul 2023 Rye Meads, Hertfordshire 7km N 0y 1m 3d
Colour marks read 11 Aug 2023 Fairburn Ings RSPB, West Yorkshire 243km NNW 0y 1m 16d
Colour marks read 30 May 2025 Fishers Green, Essex 0km 1y 11m 4d

Map of recoveries

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