Latest Control Details

Black-headed Gull Chroicocephalus ridibundus

Ring no. Age Ringing date Site Outcome Finding date Location Movement Interval
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
EG26730 1 07 Jun 2000 Hamford Water, Essex Cannon netted 11 Feb 2012 Rainham Tip, Greater London 83km WSW 11 years 249 days New
EG72907 1 31 May 2005 Rat Island, River Colne, near Brightlingsea, Essex Cannon netted 11 Feb 2012 Rainham Tip, Greater London 64km WSW 6 years 256 days New
EW55397 1 15 Jun 2008 Broom, Beds Cannon netted 14 Jan 2012 Pitsea Landfill Site, Essex 81km SE 3 years 213 days New
EX64387 6 19 Dec 2010 Crossness Sewage Works, Greater London Cannon netted 11 Feb 2012 Rainham Tip, Greater London 3km ESE 1 year 54 days New

Mediterranean Gull Larus melanocephalus

Ring no. Age Ringing date Site Outcome Finding date Location Movement Interval
Bruxelles E910208 6 30 May 2006 Berendrecht, Antwerpen, BELGIUM Sighted 21 Nov 2006 Beauport, Paimpol, Cotes d'Armor, FRANCE 584km WSW 175 days Show more from this location
Sighted 23 Feb 2007 Beauport, Paimpol, Cotes d'Armor, FRANCE 584km WSW 269 days
Sighted 20 Mar 2007 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 294 days Show more from this location
Sighted 08 Jul 2007 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 1 year 39 days
Sighted 27 Feb 2008 Breville-sur-Mer, Manche, FRANCE 484km WSW 1 year 273 days
Sighted 22 Mar 2008 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 1 year 297 days
Sighted 13 Apr 2008 Zandvlietsluis, Antwerpen, BELGIUM 2km W 1 year 319 days
Sighted 04 Apr 2009 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 2 years 309 days
Sighted 06 Apr 2009 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 2 years 311 days
Sighted 01 Mar 2010 Port Lazo, Plouezec, Cotes d'Armor, FRANCE 577km WSW 3 years 275 days
Sighted 16 Mar 2010 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 3 years 290 days
Sighted 23 Mar 2010 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 3 years 297 days
Sighted 23 Feb 2011 Port Lazo, Plouezec, Cotes d'Armor, FRANCE 577km WSW 4 years 269 days
Sighted 05 Mar 2011 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 4 years 279 days Show more from this location
Sighted 30 Mar 2011 Oostburg, Sophiapolder, Zeeland, NETHERLANDS 67km WNW 4 years 304 days
Sighted 24 Mar 2012 Pitsea Landfill Site, Essex 269km WNW 5 years 299 days

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
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 Show more from this location
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
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
Sighted 09 Mar 2012 Minsmere, Suffolk 735km SSW 1 year 246 days
Stavanger 3015645 1 09 Jul 2010 Sklinna, Nord-Trondelag, NORWAY Cannon netted 03 Dec 2011 Pitsea Landfill Site, Essex 1631km SSW 1 year 147 days

Common Gull Larus canus

Ring no. Age Ringing date Site Outcome Finding date Location Movement Interval
Bruxelles L35983 5 01 Feb 1992 Merkem, West-Vlaanderen, BELGIUM Cannon netted 10 Jan 2009 Pitsea Landfill Site, Essex 174km WNW 16 years 344 days

Lesser Black-backed Gull Larus fuscus

Ring no. Age Ringing date Site Outcome Finding date Location Movement Interval
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 Show more from this location
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
Stavanger 4217790 1 19 Jul 2001 Sogne, Vest-Agder, NORWAY Cannon netted 24 Mar 2012 Pitsea Landfill Site, Essex 857km SW 10 years 249 days
Sighted 02 Apr 2012 North Hykeham, Lincolnshire 751km SW 10 years 258 days
Sighted 14 Apr 2012 Agotnes, Fjell, NORWAY 310km NNW 10 years 270 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
Sighted 04 May 2012 Zeebrugge (Voorhaven), West-Vlaanderen, BELGIUM 87km WSW 1 year 301 days

Herring Gull Larus argentatus

Ring no. Age Ringing date Site Outcome Finding date Location Movement Interval
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
GC42467 10 05 Mar 2009 Pett Level, E Sussex Cannon netted 19 Nov 2011 Pitsea Landfill Site, Essex 71km N 2 years 259 days
GC69669 8 06 Jul 2009 Pett Level, E Sussex Cannon netted 19 Nov 2011 Pitsea Landfill Site, Essex 71km N 2 years 136 days
GR35667 3 01 Aug 2011 Pett Level, E Sussex Cannon netted 03 Dec 2011 Pitsea Landfill Site, Essex 71km N 124 days
GR35838 3 16 Aug 2011 Pett Level, E Sussex Cannon netted 17 Dec 2011 Rainham Tip, Greater London 75km NNW 123 days
GN77423 10 20 Jan 2004 Gerrards Cross Landfill, nr Slough, Bucks Sighted 01 May 2010 Orndalen, Tromso, Troms, NORWAY 2257km NNE 6 years 101 days Show more from this location
Sighted 28 Apr 2011 Orndalen, Tromso, Troms, NORWAY 2257km NNE 7 years 98 days
Sighted 02 Feb 2012 Pitsea Landfill Site, Essex 80km E 8 years 13 days
GC42007 3 06 Aug 2007 Pett Level, E Sussex Sighted 13 Aug 2007 Dungeness, Kent 17km ENE 7 days
Sighted 10 Feb 2009 Northfleet, Kent 64km NNW 1 year 188 days
Sighted 14 Jan 2012 Pitsea Landfill Site, Essex 71km N 4 years 161 days
GC94635 3 19 Jul 2010 Pett Level, E Sussex Sighted 12 Sep 2010 Slough Quarry, Wexham, Bucks 109km NW 55 days
Sighted 14 Jan 2012 Pitsea Landfill Site, Essex 71km N 1 year 179 days
GN78234 7 16 Mar 2007 Seamer Carr Landfill, Scarborough, N Yorks Sighted (R) 27 Dec 2008 Pitsea Landfill Site, Essex 304km SSE 1 year 286 days
Sighted 20 Feb 2012 Kirkby on Bain Tip, near Horncastle, Lincs 121km S 4 years 341 days
GR12146 3 13 Aug 2010 Pett Level, E Sussex Sighted 28 Jan 2012 Pitsea Landfill Site, Essex 71km N 1 year 168 days
GC06828 1 11 Jun 2010 Bardsey Island, Gwynedd Cannon netted 14 Jan 2012 Pitsea Landfill Site, Essex 387km ESE 1 year 217 days New
GC42105 3 24 Aug 2007 Pett Level, E Sussex Cannon netted 11 Feb 2012 Rainham Tip, Greater London 75km NNW 4 years 171 days New
GC99159 1 27 Jun 2010 Inner Westmark Knock, Terrington Marsh, Norfolk Cannon netted 25 Feb 2012 Pitsea Landfill Site, Essex 141km S 1 year 243 days New
GC99516 1 03 Jul 2011 Inner Westmark Knock, Terrington Marsh, Norfolk Cannon netted 11 Feb 2012 Rainham Tip, Greater London 145km S 223 days New
GN56878 1 14 Jul 2011 Felixstowe Docks, Suffolk Cannon netted 25 Feb 2012 Pitsea Landfill Site, Essex 71km SW 226 days New
GR14383 3 13 Sep 2010 Pett Level, E Sussex Cannon netted 25 Feb 2012 Pitsea Landfill Site, Essex 71km N 1 year 165 days New
GR35625 3 26 Jul 2011 Pett Level, E Sussex Cannon netted 14 Jan 2012 Pitsea Landfill Site, Essex 71km N 172 days New
GR35799 3 08 Aug 2011 Pett Level, E Sussex Cannon netted 11 Feb 2012 Rainham Tip, Greater London 75km NNW 187 days New
GR35843 3 16 Aug 2011 Pett Level, E Sussex Cannon netted 28 Jan 2012 Pitsea Landfill Site, Essex 71km N 165 days New

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 Show more from this location
Sighted 26 Nov 2011 Pitsea Landfill Site, Essex 185km ESE 3 years 4 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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