North Thames Gull Group

Latest Control Details

Mediterranean Gull Larus melanocephalus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Arnhem 3559187	1	10 Jun 1998	Volkerakmeer, Hellegatsplaten, Zuid-Holland, NETHERLANDS	Sighted	04 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	55 days
				Sighted	05 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	56 days
				Sighted	06 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	57 days
				Sighted	07 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	58 days
				Sighted	11 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	62 days
				Sighted	15 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	66 days
				Sighted	16 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	67 days
				Sighted	17 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	68 days
				Sighted	19 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	70 days
				Sighted	20 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	71 days
				Sighted	22 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	73 days
				Sighted	23 Aug 1998	Le Portel, Pas-de-Calais, FRANCE	224km WSW	74 days
				Sighted	02 Jul 1999	Le Portel, Pas-de-Calais, FRANCE	224km WSW	1 year 22 days
				Sighted	10 Jul 1999	Le Portel, Pas-de-Calais, FRANCE	224km WSW	1 year 30 days
				Sighted	24 Jul 1999	Le Portel, Pas-de-Calais, FRANCE	224km WSW	1 year 44 days
				Sighted	30 Jul 1999	Le Portel, Pas-de-Calais, FRANCE	224km WSW	1 year 50 days
				Sighted	14 Sep 1999	Wimille, Pas-de-Calais, FRANCE	217km WSW	1 year 96 days
				Sighted	27 Jun 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 17 days
				Sighted	29 Jun 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 19 days
				Sighted	06 Jul 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 26 days
				Sighted	24 Jul 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 44 days
				Sighted	25 Jul 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 45 days
				Sighted	01 Aug 2000	Boulogne-sur-Mer, Pas-de-Calais, FRANCE	220km WSW	2 years 52 days
				Sighted	03 Aug 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 54 days
				Sighted	04 Aug 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 55 days
				Sighted	20 Aug 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 71 days
				Sighted	01 Sep 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 83 days
				Sighted	09 Sep 2000	Le Portel, Pas-de-Calais, FRANCE	224km WSW	2 years 91 days
				Sighted	11 Sep 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 93 days
				Sighted	12 Sep 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 94 days
				Sighted	03 Oct 2000	Wimereux, Pas-de-Calais, FRANCE	217km WSW	2 years 115 days
				Sighted	11 Feb 2001	Lac d'Hossegor, Hossegor, Landes, FRANCE	1053km SSW	2 years 246 days
				Sighted	15 Feb 2001	Lac d'Hossegor, Hossegor, Landes, FRANCE	1053km SSW	2 years 250 days
				Sighted	16 Mar 2001	Lagune de Bouin, Vendee, FRANCE	703km SW	2 years 279 days
				Sighted	25 Jul 2001	Copt Point, Folkestone, Kent	230km WSW	3 years 45 days
				Sighted	20 Aug 2001	Le Portel, Pas-de-Calais, FRANCE	224km WSW	3 years 71 days
				Sighted	06 Sep 2001	Wimereux, Pas-de-Calais, FRANCE	217km WSW	3 years 88 days
				Sighted	28 Sep 2001	Wimereux, Pas-de-Calais, FRANCE	217km WSW	3 years 110 days
				Sighted	10 Oct 2001	Le Portel, Pas-de-Calais, FRANCE	224km WSW	3 years 122 days
				Sighted	11 Oct 2001	Le Portel, Pas-de-Calais, FRANCE	224km WSW	3 years 123 days
				Sighted	11 Oct 2001	Wimereux, Pas-de-Calais, FRANCE	217km WSW	3 years 123 days
				Sighted	30 Jul 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 50 days
				Sighted	06 Aug 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 57 days
				Sighted	13 Aug 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 64 days
				Sighted	19 Aug 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 70 days
				Sighted	22 Aug 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 73 days
				Sighted	23 Aug 2002	Boulogne-sur-Mer, Pas-de-Calais, FRANCE	220km WSW	4 years 74 days
				Sighted	01 Sep 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 83 days
				Sighted	11 Sep 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 93 days
				Sighted	30 Sep 2002	Wimereux, Pas-de-Calais, FRANCE	217km WSW	4 years 112 days
				Sighted	12 Jan 2003	Playa San Lorenzo, Gijon, Asturias, SPAIN	1176km SW	4 years 216 days
				Sighted	09 Feb 2003	Hendaye, Baie de Txingudi, Pyrenees-Atlantiques, FRANCE	1034km SSW	4 years 244 days
				Sighted	08 Jul 2003	Copt Point, Folkestone, Kent	230km WSW	5 years 28 days
				Sighted	31 Jul 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 51 days
				Sighted	02 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 53 days
				Sighted	05 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 56 days
				Sighted	07 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 58 days
				Sighted	13 Aug 2003	Le Portel, Pas-de-Calais, FRANCE	224km WSW	5 years 64 days
				Sighted	17 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 68 days
				Sighted	20 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 71 days
				Sighted	26 Aug 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 77 days
				Sighted	11 Sep 2003	Wimereux, Pas-de-Calais, FRANCE	217km WSW	5 years 93 days
				Sighted	25 Nov 2003	Donville les Bains, Manche, FRANCE	528km SW	5 years 168 days
				Sighted	28 Dec 2003	Bay of Gijon, Asturias, SPAIN	1175km SW	5 years 201 days
				Sighted	28 Dec 2003	Playa San Lorenzo, Gijon, Asturias, SPAIN	1176km SW	5 years 201 days
				Sighted	26 Jul 2004	Wimereux, Pas-de-Calais, FRANCE	217km WSW	6 years 46 days
				Sighted	27 Jul 2004	Wimereux, Pas-de-Calais, FRANCE	217km WSW	6 years 47 days
				Sighted	30 Jul 2004	Wimereux, Pas-de-Calais, FRANCE	217km WSW	6 years 50 days
				Sighted	30 Sep 2004	Wissant, Pas-de-Calais, FRANCE	207km WSW	6 years 112 days
				Sighted	08 Aug 2005	Le Portel, Pas-de-Calais, FRANCE	224km WSW	7 years 59 days
				Sighted	10 Aug 2005	Le Portel, Pas-de-Calais, FRANCE	224km WSW	7 years 61 days
				Sighted	12 Aug 2005	Outreau, Pas-de-Calais, FRANCE	222km WSW	7 years 63 days
				Sighted	02 Sep 2005	Le Portel, Pas-de-Calais, FRANCE	224km WSW	7 years 84 days
				Sighted	14 Feb 2006	Beauport, Paimpol, Cotes d'Armor, FRANCE	619km WSW	7 years 249 days
				Sighted	09 Sep 2006	Wimereux, Pas-de-Calais, FRANCE	217km WSW	8 years 91 days
				Sighted	03 Aug 2008	Le Portel, Pas-de-Calais, FRANCE	224km WSW	10 years 54 days
				Sighted	04 Aug 2008	Le Portel, Pas-de-Calais, FRANCE	224km WSW	10 years 55 days
				Sighted	05 Aug 2008	Le Portel, Pas-de-Calais, FRANCE	224km WSW	10 years 56 days
				Cannon netted	05 Mar 2011	Pitsea Landfill Site, Essex	265km W	12 years 268 days
				Sighted	18 Jun 2011	Pitsea Landfill Site, Essex	265km W	13 years 8 days

Black-headed Gull Chroicocephalus ridibundus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Wilhelmshaven (Helgoland) 5185303	1	25 Jun 2007	Baltrum-Ostdorf, Ostfriesische Inseln, GERMANY	Cannon netted	21 Jan 2011	Pitsea Landfill Site, Essex	522km WSW	3 years 210 days
Copenhagen 6042760	1	05 Jun 2004	Fiskeholm, Faborg, Syddanmark, Fyn, DENMARK	Cannon netted	05 Mar 2011	Pitsea Landfill Site, Essex	748km WSW	6 years 273 days
Kaunas 406698	1	19 Jun 2000	Striunos Tvenkinys, Kaunas, LITHUANIA	Cannon netted	18 Dec 2010	Rainham Tip, Greater London	1607km W	10 years 182 days
Copenhagen 6259485	1	03 Jun 1997	Fiskeholm, Faborg, Syddanmark, Fyn, DENMARK	Cannon netted	19 Mar 2011	Pitsea Landfill Site, Essex	748km WSW	13 years 289 days
Kaunas HA06967	6	20 Mar 2009	Dumpiu Savartynas, Klaipeda, LITHUANIA	Cannon netted	21 Jan 2011	Pitsea Landfill Site, Essex	1435km W	1 year 307 days
EL83155	1	04 Jun 2006	Hamford Water, Essex	Cannon netted	08 Jun 2011	Pitsea Landfill Site, Essex	62km SW	5 years 4 days
Gdansk FN16290	1	30 Jun 2009	River Odra, Bielinek, Cedynia, Zachodnio-Pomorskie, POLAND	Cannon netted	22 Jan 2011	Pitsea Landfill Site, Essex	939km W	1 year 206 days
EG86134	1	28 Jun 2002	Pylewell Lake, Hants	Cannon netted	15 Oct 2011	Rainham Tip, Greater London	145km NE	9 years 109 days
Riga T5922	2	17 Jun 2007	Lake Engure, Tukums, LATVIA	Cannon netted	21 Mar 2011	Rainham Tip, Greater London	1606km WSW	3 years 277 days

Common Gull Larus canus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Bruxelles E161458	5	14 Nov 1989	Merkem, West-Vlaanderen, BELGIUM	Cannon netted	17 Mar 1990	Pitsea Landfill Site, Essex	174km WNW	123 days

Lesser Black-backed Gull Larus fuscus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Arnhem 5362281	1	11 Jul 2000	IJmuiden, Velsen, Noord-Holland, NETHERLANDS	Cannon netted	29 Aug 2009	Rainham Tip, Greater London	321km WSW	9 years 49 days
Arnhem 5306439	1	08 Jul 1995	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	Cannon netted	20 Feb 2010	Pitsea Landfill Site, Essex	250km W	14 years 227 days
				Sighted	11 Apr 2011	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	0km	15 years 277 days
				Sighted	16 Apr 2011	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	0km	15 years 282 days
				Sighted breeding	21 Apr 2011	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	0km	15 years 287 days
				Sighted	24 May 2011	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	0km	15 years 320 days
				Sighted	27 May 2011	Rotterdam (Europoort), Zuid-Holland, NETHERLANDS	0km	15 years 323 days
Wilhelmshaven (Helgoland) N007989	1	05 Jul 2008	Amrum, Nordfriesland, Schleswig-Holstein, GERMANY	Cannon netted	12 Sep 2009	Rainham Tip, Greater London	646km WSW	1 year 69 days
				Sighted	13 May 2011	Amrum, Nordfriesland, Schleswig-Holstein, GERMANY	0km	2 years 312 days
				Sighted	31 May 2011	Amrum, Nordfriesland, Schleswig-Holstein, GERMANY	0km	2 years 330 days
				Sighted	04 Jun 2011	Amrum, Nordfriesland, Schleswig-Holstein, GERMANY	0km	2 years 334 days
				Sighted	01 Jul 2011	Amrum, Nordfriesland, Schleswig-Holstein, GERMANY	0km	2 years 361 days
FP86644	12	05 Feb 2007	Stoke Orchard, Gloucestershire	Sighted	07 Feb 2008	Champteusse-sur-Baconne, Maine-et-Loire, FRANCE	486km SSE	1 year 2 days
				Sighted	21 Jan 2009	Champteusse-sur-Baconne, Maine-et-Loire, FRANCE	486km SSE	1 year 351 days
				Sighted	23 Feb 2009	Gloucester Landfill Site, Gloucester, Gloucestershire	14km SW	2 years 18 days
				Sighted	04 Aug 2009	Formby Point, Merseyside	192km NNW	2 years 180 days
				Sighted	13 Aug 2011	Pitsea Landfill Site, Essex	185km ESE	4 years 189 days
GN56867	1	14 Jul 2011	Felixstowe Docks, Suffolk	Sighted	27 Aug 2011	Pitsea Landfill Site, Essex	71km SW	44 days
Arnhem 5315611	1	05 Jul 1997	Den Hoorn, Texel, NETHERLANDS	Cannon netted	12 Mar 2011	Rainham Tip, Greater London	174km SSW	13 years 250 days
Stavanger 4189092	1	13 Jun 1992	Rauna, Farsund, Vest-Agder, NORWAY	Sighted	16 Jul 2000	Rauna, Farsund, Vest-Agder, NORWAY	0km	8 years 33 days
				Cannon netted	07 Mar 2009	Pitsea Landfill Site, Essex	825km SSW	16 years 267 days
				Sighted	25 Apr 2009	Rauna, Farsund, Vest-Agder, NORWAY	0km	16 years 316 days
				Sighted	12 May 2009	Rauna, Farsund, Vest-Agder, NORWAY	0km	16 years 333 days
				Sighted	05 Jun 2009	Rauna, Farsund, Vest-Agder, NORWAY	0km	16 years 357 days
				Sighted	06 Jul 2009	Rauna, Farsund, Vest-Agder, NORWAY	0km	17 years 23 days
				Sighted	21 Aug 2009	Rauna, Farsund, Vest-Agder, NORWAY	0km	17 years 69 days
				Sighted	06 Feb 2010	Malaga Harbour, Andalusia, SPAIN	2508km SSW	17 years 238 days
				Sighted	10 Feb 2010	Malaga Harbour, Andalusia, SPAIN	2508km SSW	17 years 242 days
				Sighted	21 Feb 2010	Malaga Harbour, Andalusia, SPAIN	2508km SSW	17 years 253 days
				Sighted	29 Apr 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	17 years 320 days
				Sighted	08 May 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	17 years 329 days
				Sighted	08 Jun 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	17 years 360 days
				Sighted	27 Jun 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	18 years 14 days
				Sighted	09 Jul 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	18 years 26 days
				Sighted	18 Jul 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	18 years 35 days
				Sighted	02 Aug 2010	Rauna, Farsund, Vest-Agder, NORWAY	0km	18 years 50 days
				Sighted	22 Dec 2010	Malaga Harbour, Andalusia, SPAIN	2508km SSW	18 years 192 days
				Sighted	16 Jan 2011	Malaga Harbour, Andalusia, SPAIN	2508km SSW	18 years 217 days
				Sighted	27 May 2011	Rauna, Farsund, Vest-Agder, NORWAY	0km	18 years 348 days
				Sighted	26 Jun 2011	Rauna, Farsund, Vest-Agder, NORWAY	0km	19 years 13 days
				Sighted	30 Jul 2011	Rauna, Farsund, Vest-Agder, NORWAY	0km	19 years 47 days
GA08197	1	09 Jul 1995	Orfordness, Suffolk	Cannon netted	21 Mar 2011	Rainham Tip, Greater London	114km SW	15 years 255 days
				Sighted	10 Nov 2011	Albion Landfill Site, Albert Village, Leicestershire	223km WNW	16 years 124 days
Arnhem 5462248	1	08 Jul 2010	Haringvliet (Eilanden Ventjagersplaten), Zuid-Holland, NETHERLANDS	Cannon netted	27 Aug 2011	Rainham Tip, Greater London	286km W	1 year 50 days
				Sighted	19 Nov 2011	Meiras Beach, Valdovino, A Coruna, Galicia, SPAIN	1296km SW	1 year 134 days
				Sighted	20 Nov 2011	Meiras Beach, Valdovino, A Coruna, Galicia, SPAIN	1296km SW	1 year 135 days
Copenhagen 4L0191	8	21 May 2010	Hirsholm, Frederikshavn, North Jutland, DENMARK	Sighted	05 Nov 2011	Pitsea Landfill Site, Essex	927km SW	1 year 168 days
GA36767	1	16 Jul 2000	Orfordness, Suffolk	Sighted	05 Jan 2002	Lago de Almerimar, El Ejido, Almeria, SPAIN	1713km S	1 year 173 days
				Sighted	26 Jun 2003	Pitsea Landfill Site, Essex	93km SW	2 years 345 days
				Sighted	19 Oct 2004	Westkapelle, Zeeland, NETHERLANDS	142km ESE	4 years 95 days
				Sighted	17 Jul 2008	Nieuwdorp, Zeeland, NETHERLANDS	163km ESE	8 years 1 day
				Sighted	06 Jan 2010	Colmenar Viejo, Madrid, SPAIN	1331km SSW	9 years 174 days
				Sighted	07 Mar 2010	Pinto Landfill Site, Madrid, SPAIN	1374km SSW	9 years 234 days
				Sighted	17 Dec 2010	Pinto Landfill Site, Madrid, SPAIN	1374km SSW	10 years 154 days
				Sighted	24 Jan 2011	Pinto Landfill Site, Madrid, SPAIN	1374km SSW	10 years 192 days
				Cannon netted	15 Oct 2011	Rainham Tip, Greater London	114km SW	11 years 91 days
GF79133	1	18 Jul 1999	Orfordness, Suffolk	Sighted	14 Oct 2000	Le Portel, Pas-de-Calais, FRANCE	153km S	1 year 88 days
				Sighted	29 Jun 2002	Orfordness, Suffolk	0km	2 years 346 days
				Sighted	24 Mar 2003	Orfordness, Suffolk	0km	3 years 249 days
				Sighted (R)	18 Dec 2010	Rainham Tip, Greater London	114km SW	11 years 153 days
				Sighted	01 Jan 2012	Amwell Gravel Pits, Herts	113km WSW	12 years 167 days
				Sighted	14 Jan 2012	Amwell Gravel Pits, Herts	113km WSW	12 years 180 days

Yellow-legged Gull Larus michahellis

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
GC84591	10	22 Nov 2008	Stoke Orchard, Gloucestershire	Sighted	11 Dec 2008	Groby Pool, Leics	100km NE	19 days
				Sighted	20 Feb 2009	Beddington SF, Greater London	148km ESE	90 days
				Sighted	20 Jul 2009	Den Helder, Noord-Holland, NETHERLANDS	475km ENE	240 days
				Sighted	17 Aug 2009	Den Helder, Noord-Holland, NETHERLANDS	475km ENE	268 days
				Sighted (R)	26 Jan 2010	Scheveningen, Zuid-Holland, NETHERLANDS	434km E	1 year 65 days
				Sighted (NR)	27 Feb 2010	Pitsea Landfill Site, Essex	185km ESE	1 year 97 days
				Sighted	05 Nov 2011	Pitsea Landfill Site, Essex	185km ESE	2 years 348 days
				Sighted	12 Nov 2011	Pitsea Landfill Site, Essex	185km ESE	2 years 355 days
				Sighted	26 Nov 2011	Pitsea Landfill Site, Essex	185km ESE	3 years 4 days

Caspian Gull Larus cachinnans

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Gdansk DN20646	1	01 Jun 2007	Przykona Reservoir, Radyczyny, Turek, POLAND	Sighted (NR)	30 Jul 2008	Cley Marshes, Norfolk	1193km WNW	1 year 59 days
				Sighted (NR)	01 Aug 2008	Cley Marshes, Norfolk	1193km WNW	1 year 61 days
				Sighted	23 Aug 2008	Blackborough End Tip, King's Lynn, Norfolk	1233km W	1 year 83 days
				Sighted	06 Sep 2008	Blackborough End Tip, King's Lynn, Norfolk	1233km W	1 year 97 days
				Sighted (NR)	07 Feb 2009	Pitsea Landfill Site, Essex	1245km W	1 year 251 days
				Sighted	23 Jan 2010	Pitsea Landfill Site, Essex	1245km W	2 years 236 days
				Sighted	12 Nov 2011	Pitsea Landfill Site, Essex	1245km W	4 years 164 days

Herring Gull Larus argentatus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
GC58776	3	09 Sep 2010	East Winch, near King's Lynn, Norfolk	Sighted (NR)	23 Apr 2011	Pitsea Landfill Site, Essex	131km S	226 days
GC96728	3	21 Jul 2009	Pett Level, E Sussex	Sighted (NR)	23 Apr 2011	Pitsea Landfill Site, Essex	71km N	1 year 276 days
GR14007	3	30 Jul 2010	Pett Level, E Sussex	Sighted (NR)	23 Apr 2011	Pitsea Landfill Site, Essex	71km N	267 days
GC65741	7	30 Jan 2009	Seamer Carr Landfill, Scarborough, N Yorks	Sighted	15 Mar 2009	Scalby Mills, Scarborough, N Yorks	0km	44 days
				Sighted	21 Jun 2011	Boulogne-sur-mer (Beach), Pas-de-Calais, FRANCE	410km SSE	2 years 142 days
				Sighted	17 Feb 2011	Pitsea Landfill Site, Essex	304km SSE	2 years 18 days
GR36503	10	19 May 2011	Havergate Island, Orford, Suffolk	Sighted	27 Aug 2011	Pitsea Landfill Site, Essex	91km SW	100 days
GN77723	5	13 May 2011	Seamer Carr Landfill, Scarborough, N Yorks	Sighted	29 Oct 2011	Pitsea Landfill Site, Essex	304km SSE	169 days
GR14048	3	21 Oct 2010	Pett Level, E Sussex	Sighted	29 Jan 2011	Pitsea Landfill Site, Essex	71km N	100 days
				Sighted (R)	12 Nov 2011	Rainham Tip, Greater London	75km NNW	1 year 22 days
GN77251	10	21 Jan 2004	Gerrards Cross Landfill, nr Slough, Bucks	Sighted	12 Nov 2011	Pitsea Landfill Site, Essex	80km E	7 years 295 days
GG78200	1	10 Jul 2011	Havergate Island, Orford, Suffolk	Sighted (R)	19 Nov 2011	Pitsea Landfill Site, Essex	91km SW	132 days
Bruxelles H902208	1	12 Jul 2011	Oostende (Vismijn), West-Vlaanderen, BELGIUM	Sighted (R)	19 Nov 2011	Pitsea Landfill Site, Essex	170km WNW	130 days
Jersey E16040	10	10 Apr 2010	Vale Marais, Guernsey, Channel Islands	Sighted (R)	25 Apr 2010	Pembroke Beach, Guernsey, Channel Islands	0km	15 days
				Sighted (R)	11 Dec 2010	Chouet Landfill, Guernsey, Channel Islands	0km	245 days
				Sighted (R)	15 Jan 2011	Chouet Landfill Beach, Guernsey, Channel Islands	0km	280 days
				Sighted (R)	22 Jan 2011	Chouet Landfill, Guernsey, Channel Islands	0km	287 days
				Sighted (R)	02 Feb 2011	Chouet Landfill Beach, Guernsey, Channel Islands	0km	298 days
				Sighted (R)	05 Feb 2011	Chouet Landfill, Guernsey, Channel Islands	0km	301 days
				Sighted (R)	07 Feb 2011	Chouet Landfill, Guernsey, Channel Islands	0km	303 days
				Sighted (R)	10 Feb 2011	Chouet Landfill Beach, Guernsey, Channel Islands	0km	306 days
				Sighted (R)	13 Feb 2011	Chouet Landfill, Guernsey, Channel Islands	0km	309 days
				Sighted (R)	14 Feb 2011	Chouet Landfill Beach, Guernsey, Channel Islands	0km	310 days
				Sighted (R)	20 Feb 2011	Chouet Landfill, Guernsey, Channel Islands	0km	316 days
				Sighted (R)	21 Feb 2011	Chouet Landfill, Guernsey, Channel Islands	0km	317 days
				Sighted (R)	25 Feb 2011	Chouet Landfill Beach, Guernsey, Channel Islands	0km	321 days
				Sighted (R)	08 May 2011	Chouet Landfill, Guernsey, Channel Islands	0km	1 year 28 days
				Sighted (R)	28 May 2011	Pembroke Beach, Guernsey, Channel Islands	0km	1 year 48 days
				Sighted (R)	19 Nov 2011	Pitsea Landfill Site, Essex	313km NE	1 year 223 days
GR14073	3	09 Aug 2010	Pett Level, E Sussex	Sighted	18 Sep 2010	Hastings, E. Sussex	9km SW	40 days
				Sighted	24 Jun 2011	Hastings, E. Sussex	9km SW	319 days
				Sighted	26 Nov 2011	Pitsea Landfill Site, Essex	71km N	1 year 109 days
GN77022	10	21 Jan 2004	Gerrards Cross Landfill, nr Slough, Bucks	Sighted	24 Jan 2006	Boulogne-sur-Mer, Pas-de-Calais, FRANCE	182km ESE	2 years 3 days
				Sighted	10 Oct 2009	Marton Mere, Lancs	271km NW	5 years 262 days
				Sighted	24 Dec 2009	IJmuiden (Kennemerstrand), Noord-Holland, NETHERLANDS	368km ENE	5 years 337 days
				Sighted	21 Jan 2011	Rainham Tip, Greater London	57km E	7 years 0 days
				Sighted	08 Jan 2012	Wijk aan Zee Beach, Noord-Holland, NETHERLANDS	369km ENE	7 years 352 days
Bruxelles H126567	1	09 Jul 2003	Zeebrugge, West-Vlaanderen, BELGIUM	Cannon netted	23 Jan 2010	Pitsea Landfill Site, Essex	185km W	6 years 198 days
				Sighted (R)	01 May 2011	Clacton-on-Sea, Essex	148km WNW	7 years 296 days
				Sighted	22 Dec 2011	Blaringhem, Nord, FRANCE	92km SW	8 years 166 days
				Sighted	12 Jan 2012	Blaringhem, Nord, FRANCE	92km SW	8 years 187 days
GR06424	5	26 Mar 2011	Gloucester Landfill Site, Gloucester, Gloucestershire	Sighted	04 Apr 2011	Gloucester Landfill Site, Gloucester, Gloucestershire	0km	9 days
				Sighted	05 Apr 2011	Gloucester Landfill Site, Gloucester, Gloucestershire	0km	10 days
				Sighted	07 Apr 2011	Stoke Orchard, Gloucestershire	14km NE	12 days
				Sighted	11 Apr 2011	Bishop's Cleeve Landfill Site, Gloucestershire	15km NE	16 days
				Sighted	12 Apr 2011	Stoke Orchard, Gloucestershire	14km NE	17 days
				Sighted	28 Jan 2012	Pitsea Landfill Site, Essex	195km E	308 days
GN56896	1	18 Jul 2011	Felixstowe Docks, Suffolk	Sighted	29 Sep 2011	Holland Haven, Essex	18km SSW	73 days
				Sighted (R)	19 Nov 2011	Pitsea Landfill Site, Essex	71km SW	124 days
				Sighted	14 Jan 2012	Amwell Gravel Pits, Herts	93km W	180 days
				Sighted	28 Jan 2012	Pitsea Landfill Site, Essex	71km SW	194 days
GC86414	3	07 Aug 2011	Montrose Docks, Angus	Sighted	28 Jan 2012	Pitsea Landfill Site, Essex	606km SSE	174 days	New

Great Black-backed Gull Larus marinus

Ring no.	Age	Ringing date	Site	Outcome	Finding date	Location	Movement	Interval
Stavanger 3020417	1	25 Jun 2009	Ryvingen, Karmoy, Rogaland, NORWAY	Sighted (R)	19 Nov 2011	Pitsea Landfill Site, Essex	907km SSW	2 years 147 days
Stavanger 3006437	1	28 Jun 2006	Leiholmen N av Stolen, Mandal, Vest-Agder, NORWAY	Sighted	15 May 2007	Cley Marshes, Norfolk	698km SW	321 days
				Sighted	20 May 2000	Cley Marshes, Norfolk	698km SW	327 days
				Sighted	06 Dec 2007	Neeltje Jans, Zeeland, NETHERLANDS	753km SSW	1 year 161 days
				Sighted	17 Jul 2009	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	7km W	3 years 19 days
				Sighted	30 Apr 2010	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	7km W	3 years 306 days
				Sighted	27 May 2010	Reppesodden, Bergeneset Skjernoy, Mandal, Vest-Agder, NORWAY	5km WSW	3 years 333 days
				Sighted	11 Jul 2010	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	7km W	4 years 13 days
				Sighted	19 Aug 2011	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	7km W	5 years 52 days
				Sighted	26 Nov 2011	Pitsea Landfill Site, Essex	851km SW	5 years 151 days
Stavanger 3031995	1	07 Jul 2010	Merra, Lindesnes, Vest-Agder, NORWAY	Sighted	18 Jun 2011	Pitsea Landfill Site, Essex	841km SW	346 days
				Sighted	14 Jan 2012	Pitsea Landfill Site, Essex	841km SW	1 year 191 days
Copenhagen 3094930	1	30 Jun 2011	Knogen, Laeso, Nordjylland, DENMARK	Sighted	09 Aug 2011	Skagen Harbour, North Jutland, DENMARK	59km NW	40 days
				Sighted (R)	14 Jan 2012	Pitsea Landfill Site, Essex	937km SW	198 days
Stavanger 3031957	1	05 Jul 2010	Hogeholmen Skjernoysund, Mandal, Vest-Agder, NORWAY	Sighted (R)	14 Jan 2012	Pitsea Landfill Site, Essex	846km SW	1 year 193 days
Stavanger 3034520	1	23 Jun 2011	Mittinga, Mandal, Vest-Agder, NORWAY	Cannon netted	28 Jan 2012	Pitsea Landfill Site, Essex	847km SW	219 days
Stavanger 3024998	10	03 Jun 2011	Flateskjaer i Skjernoysund, Mandal, Vest-Agder, NORWAY	Sighted	14 Jun 2011	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	2km NW	11 days
				Sighted	28 Jun 2011	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	2km NW	25 days
				Sighted	05 Jul 2011	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	2km NW	32 days
				Sighted	19 Aug 2011	Brennevinsmyra, Mandal, Vest-Agder, NORWAY	2km NW	77 days
				Sighted	28 Jan 2012	Pitsea Landfill Site, Essex	846km SW	239 days
Stavanger 3031636	1	09 Jul 2010	Indre Guleholmen, Lindesnes, Vest-Agder, NORWAY	Sighted	28 Jan 2012	Pitsea Landfill Site, Essex	831km SW	1 year 203 days

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Controls

Here are reports of birds ringed elsewhere and re-caught or re-sighted by members of the North Thames Gull Group.

Notifications added to this website within the last 7 days are marked New.

Within each species these recoveries are listed in chronological order of notification date - most recent notifications last.

For a map showing where each bird has been seen click on the ring number.

Age codes:

1 = nestling
3 = first calendar year
5 = second calendar year
6I = third calendar year or older, but with some immature plumage
7 = third calendar year
8I = fourth calendar year or older, but with some immature plumage
8 = fourth calendar year or older, in adult plumage
10 = fifth calendar year or older

Outcome codes:

Sighted (R) = field sighting by ringer
Sighted (NR) = field sighting by non-ringer

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