Larus cachinnans in Poland

(last update: August 01, 2021)

Coordinator:
Marcin Przymencki
Klaudia Litwiniak
Mars Muusse

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Caspian Gull cachinnans: Kozielno & Topola Reservoir


Kozielno & Topola Reservoir: 50°28'34.8"N 16°58'54.3"E

Breeding species:

  • Larus cachinnans
  • Larus michahellis
  • Chroicocephalus ridibundus

Habitat: 

Many yellow Pxxx rings have been used in S Poland, birds ringed as pullus especially in May and June 2011 and 2012, at ZB. Kozielno, Paczkow, S-SW Poland, (50°29' N,  16°58' E). Red bcolour rings were also used here (coded xPxx, xxPx, xxxP). For both colours, yellow and red rings, see the thumbnails for some examples.

Paczkow is a small town at the shore of river Nysa Kłodzka (in Czech: Kladská Nisa, in German: Glatzer Neiße) which is a river in SW Poland. Nysa Kłodzka flows into the large river Oder, and measures 182 km's.

Near Paczkow is the small village of Kozielno, famous for its fish sports and famous for the ring reading details. Two water reservoirs hold a few islands which have good colonies of cachinnans.


Annual numbers (Kozielno only):

year pairs
2021 435
2020 490
2019 418
2018 320
2017 315
2016 363

Notes on breeding pairs:

Kozielno Reservoir holds an island where the large gulls breed, most of the pairs are Caspian, but annually, a few Yellow-legged Gulls breed here too. At Topola only a few pairs of large gulls breed every year, and numbers fluctuate from year to year.

In breeding season 2021 we recorded at least 1 hybrid pair of Larus michahellis with L. cachinnans. Also in 2021, one individual showed features of Herring Gull, and had a successful breeding attempt. Probably every year there are some michahellis breeding in this large colony.

Ringing at Kozielno took place mostly in the period 2012-2017, and another rininging session in 2019, but nowadays we only monitor the place and count breeding pairs. Hence, no data on ringed or fledged juveniles, but the plan is to measure such parameters from next year on.

Ringing team for this location:

  • Jakub Szymczak
  • Jacek Betleja


(click to enlarge)


Air view from NW, looking at village Kozielno at the south bank of the reservoir and town Paczkow. There are construction dams and several small islands, the small island in the far reservoir hold the colonies.


View of the water reservoir from the south bank near Kozielno, in this reservoir one of the vegetated islands holding good breeding numbers of gulls. This lake also holds Cormorants.



Picture of the lake and construction dam separating the two reservoirs. The photographer is on the small island.

Location:
Kozielno & Topola Reservoir.

Active map with colonies.
Caspian Gull cachinnans PLG DN 24320 1CY, August 09 2007, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PLG DN 25866 1CY-2CY, 2008-2009, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PLG DN 25884 2CY-3CY, October 2009 & September 2010, Westkapelle, the Netherlands. Picture: Theo Muusse.
Caspian Gull cachinnans PLG DN 27553 1CY-2CY, December 2011 - March 2012, Madrid, Spain & November 2012, Utrecht, the Netherlands.
Caspian Gull cachinnans P311 2CY, April & August 2014, Walberswick, Suffolk & Oostende, Belgium, UK. Picture: Brian Small & Roland Francois.
Caspian Gull cachinnans P325 2CY,April 20 2014, Zwolle, the Netherlands. Picture: Sander Wansing.
Caspian Gull cachinnans P340 2CY, January 30 2014, Barneveld, The Netherlands. Picture: Herman Bouman.
Caspian Gull cachinnans P342 2CY-3CY, July 2014 & February 2015, Rotterdam, the Netherlands. Picture: Cornelis Fokker & Merijn Loeve.
Caspian Gull cachinnans P343 1CY, August 27 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PABE adult female, July 30 2010, Lubna, Poland. Picture: Michal Rycak.
Caspian Gull cachinnans PCPV adult, April 20 2011, Kozielno Paczkow Opolskie Poland. Picture Michal Rycak.
Caspian Gull cachinnans PCSZ adult female, April 20 2011, Kozielno Paczkow Opolskie Poland. Picture Michal Rycak.
Caspian Gull cachinnans PCUX adult female, April 20 2011, Kozielno Paczkow Opolskie Poland. Picture Michal Rycak.

Caspian Gull cachinnans hybrid PCVU 6CY female, May 12 2011, Kozielno - Paczkow, Opolskie Poland. Picture Michal Rycak.

Was 36P3 2CY, Jan-Febr 2008, Minden, Germany. Picture: Armin Deutsch. Much argentatus-like in 1st winter.

Caspian Gull cachinnans PDBS adult female, October 24 2010, Oostende, Belgium. Picture: Roland Francois.
Caspian Gull cachinnans PDCP adult, December 10 2011, Hely Naszály Ferencmajor Komárom-Esztergom, Hungary. Picture Gabor Papp.
Caspian Gull cachinnans PDEB 1CY, November 20 2010, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PDEE 2CY, July 01 2011, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PDET 3CY, December 12 2012, Oss, the Netherlands. Picture: Theo Muusse.
Caspian Gull cachinnans PDHC 3CY, February 19 2012, Zagreb, Croatia. Picture: Ruud Altenburg.
Caspian Gull cachinnans PDHN 1CY, October 19 2010, Den Haag, the Netherlands. Picture: Frank van der Meer.
Caspian Gull cachinnans PDHZ 2CY, December 10 2011, Hely Naszály Ferencmajor Komárom-Esztergom, Hungary. Picture Gabor Papp.
Caspian Gull cachinnans PDLU 2CY, February 26 2011, Cazzago Brabbia, Italy. Picture: Paolo Casali.
Caspian Gull cachinnans PDNP 4CY, January & March 2013, Switzerland. Picture: Julien Torre & Laurent Valloton.
Caspian Gull cachinnans PDNZ 1CY, July 25 2010, Simrishamn, Sweden. Picture: Jörgen Bernsmo.
Caspian Gull cachinnans PDPD 2CY, August 26 2011, Groningen, the Netherlands. Picture: Martijn Bot.
Caspian Gull cachinnans PDSA 2CY & 4CY, October 2011 & February 2013, Minden, Germany & Steinach, Switzerland.
Caspian Gull cachinnans PDSZ 1CY, August 13 2010, Vlieland, the Netherlands. Picture: Kees Camphuysen.
Caspian Gull cachinnans PDTX 3CY, February 19 2012, Zagreb, Croatia. Picture: Chris Gibbins.
Caspian Gull cachinnans PDUP 1CY, October 02 2010, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PDUS 2CY & 4CY, 2011 & 2013, the Netherlands. Picture: Johannes Luiten, PieterGeert Gelderblom & Maarten van Kleinwee.
Caspian Gull cachinnans PDVT 2CY, January & May 2011, France & Great Britain. Picture: Alain Fossé & Lee Dingain.
Caspian Gull cachinnans PDXX 1CY, July 09 2010, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.
Caspian Gull cachinnans PECX adult, 19 February 2012, Zagreb, Croatia. Picture: Ruud Altenburg.
Caspian Gull cachinnans PEDH adult female, February 17 2012, Zagreb, Croatia. Picture: Ruud Altenburg.
Caspian Gull cachinnans PEDN adult, February 17 2012, Zagreb, Croatia. Picture: Ruud Altenburg.
Caspian Gull cachinnans PHHA 2CY & 4CY, January 2012 - February 2014, Sambre - lock complex Malonne, Namur, Belgium. Picture: Alain de Broyer & Walther Leers.
Caspian Gull cachinnans PHHL 1CY, August 26 2011, Warnemünde - Mecklenburg-Vorpommern, Germany (54.10N 12.05E). Picture: Ronald Klein.
Caspian Gull cachinnans PHHV 2CY, March 22 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHKB 2CY-3CY, October 2012, Minden, Germany & January 2013, Sonzay Indre-et-Loire, France.
Caspian Gull cachinnans PHLC 2CY-3CY, March - April 2012 & April 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHLD 3CY-4CY, March - July 2013 & March 2014, CET Champteussé-sur-Baconne, France. Picture: Alain Fossé & Olivier Laluque.
Caspian Gull cachinnans PHNN 2CY-4CY, December 2012 - November 2014, the Netherlands. Picture: Merijn Loeve, Jan Jacob de Vries, Albert de Jong, Dave van der Poel & Theo Muusse.
Caspian Gull cachinnans PHNP 2CY, July 05 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHPP 1CY, October 07 2011, Katy Rybackie, Poland. Picture: Michal Polakowski.
Caspian Gull cachinnans PHSP 1CY, October 04 2012, Westkapelle, the Netherlands. Picture: Maarten van Kleinwee.
Caspian Gull cachinnans PHSS 1CY-2CY, October 2011 & March 2012, the Netherlands. Picture: Vincent van der Spek & O.J. Goreng.
Caspian Gull cachinnans PHSV 2CY-3CY & 12CY, May 13 2021, Lelystad colony, the Netherlands. Picture: Mars Muusse.

Now breeding in the Netherlands (2020-2021).
Caspian Gull cachinnans PHTN 3CY, July 15 2013, Visé, Belgium. Picture: Walther Leers.
Caspian Gull cachinnans PHUD 1CY, October 202011, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHUK 1CY-3CY, October 2011 - June 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHVL 3CY-4CY, October 2013 - July 2014, Almere, the Netherlands. Picture: Karel Mauer & Eric Roeland.
Caspian Gull cachinnans PHXA 3CY, February-March 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PHZK 1CY, October 28 2011, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKZL 2CY, November 28 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKAC 2CY, June 06 & November 19 2012, Schinna & Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKAD 2CY-3CY, January 2012 & February 2013, Lake of Constance - Steinach, Switzerland.
Caspian Gull cachinnans PKAK 2CY-3CY, January 06 2012 & July 08 2013, Schinna & Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKAX 1CY-3CY, September 2011, January-March 2012, April 2013, Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKAZ 1CY, August 29 2011, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKBB 2CY-3CY, October 2012 & February 2013, Germany & the Netherlands. Picture: Armin Deutsch & Maarten van Kleinwee.
Caspian Gull cachinnans PKBC 1CY, November 11 2011, Talsperre Quitzdorf, Saxony, Germany. Picture: Steve Klasan.
Caspian Gull cachinnans PKCK 3CY, March-April 2013, Switzerland. Picture: Christopher Plummer & Julien Torre.
Caspian Gull cachinnans PKDE 2CY, February 2012, Switzerland. Picture: Ernst Weiss.
Caspian Gull cachinnans PKKT 1CY-2CY, December 28 2012 & January 10 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKLC 2CY, January 06 2013, Valvodino A Coruna, Spain. Picture: Antonio Gutierrez.
Caspian Gull cachinnans PKLL 2CY, January 20 2013, Best, the Netherlands. Picture: Antonio Mendoza.
Caspian Gull cachinnans PKLP 1CY, October 30 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKND 1CY-2CY, October, November, December 2012 & March 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.
Caspian Gull cachinnans PKNK 1CY, 3CY & 4CY, September 2012, December 2014 & January 2015, the Netherlands & France.
Caspian Gull cachinnans PKNN 2CY & 5CY, September 2013 & October 2016, Katwijk, the Netherlands. Picture: Maarten van Kleinwee & Mars Muusse.
Caspian Gull cachinnans PKNV 2CY, August 08 2013, Anemolter Baggersee, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKNX 1CY-4CY, December 2012 - October 2015, France & Poland. Picture: Liliane Rogon, Patrick Fontaine, Janusz Wójcicki & Alain Fossé.
Caspian Gull cachinnans PKPL 1CY, February 11 2013, Lake of Constance - Steinach, Switzerland. Picture: Stephan Trösch.
Caspian Gull cachinnans PKSB 2CY, June 25 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKSD 1CY-2CY, August 2012 - June 2013, Minden & Dümmer, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PKSE 2CY, March 21 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.
Caspian Gull cachinnans PKTE 1CY, August 17 2012, Simrishamn, Sweden. Picture: Jörgen Bernsmo.
Caspian Gull cachinnans PKUS 1CY-2CY, December 28 2012 & March 06 2013, Malonne - Namen, Belgium. Picture: Alain de Broyer.
Caspian Gull cachinnans PKUU 2CY, March 28 2013, CET Champteussé-sur-Baconne, France. Picture: Alain Fossé.
Caspian Gull cachinnans PKUX 2CY, March 14 2013, CET La Séguinière, France. Picture: Alain Fossé.
Caspian Gull cachinnans PKXX 1CY, October & December 2012, France. Picture: Alain Fossé & Patrick Derrien.
Caspian Gull cachinnans PKZU 1CY, September 12 - October 04 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PLAE 2CY, February 28 2013, Rotterdam, the Netherlands. Picture: Theo Muusse.
Caspian Gull cachinnans PLAH 1CY, August 21 2012, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PLBV 1CY, December 28 2012, Sonzay Indre-et-Loire, France. Picture: Patrick Derrien.
Caspian Gull cachinnans PLCA 2CY, December 28 2013, Herstal, Belgium. Picture: Robin Gailly.
Caspian Gull cachinnans PLCL 2CY, February 2013, Switzerland. Picture: Paolo Casali.
Caspian Gull cachinnans PLCP 1CY, October 05 2012, Barneveld, the Netherlands. Picture: PieterGeert Gelderblom.
Caspian Gull cachinnans PLDC 2CY, September 20 2013, Deponie Pohlsche Heide - Minden, Germany. Picture: Armin Deutsch.
Caspian Gull cachinnans PLDP 9CY, April 15 2020, Lelystad, the Netherlands. Picture: Mars Muusse.

Now breeding in the Netherlands (2019-2021).
Caspian Gull cachinnans PLET 2CY, July 10 2013, Utrecht, the Netherlands. Picture: Frank vd Meer.
Caspian Gull cachinnans PLHK 2CY, February 2013, Switzerland. Picture: Pascal Christe.
Caspian Gull cachinnans PLKX 3CY, March 12 2014, Noordwijk beach, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans PLNC 1CY-2CY, January 15 2013, Bergen, the Netherlands. Picture: Arnold Wijker.
Caspian Gull cachinnans PLNE 1CY-2CY, December 2012 & December 2013, the Netherlands. Picture: Lützen Portengen & Aart Vink.
Caspian Gull cachinnans PLNT 1CY, December 25 2012, Valvodino A Coruna, Spain. Picture: Antonio Gutierrez.
Caspian Gull cachinnans PNDE adult, February 13 2016, Terschelling, the Netherlands. Picture: Jacob Jan de Vries.
Caspian Gull cachinnans PNDT August 30 2013, Deponie Pohlsche Heide - Minden, Germany (52°23'05N, 08°46'45E). Picture: Armin Deutsch.
Caspian Gull cachinnans PNED 1CY, 4CY & 8CY, December 2013 - June 2020, Katwijk aan Zee, Barneveld & Lelystad, the Netherlands. Picture: Mars Muusse.

Now breeding in the Netherlands (2019-2021).
Caspian Gull cachinnans PNEK 2CY, April & August 2014, Belgium & the Netherlands. Picture: Maurice Segers & Eric Roeland.
Caspian Gull cachinnans PNEL 2CY, January 26 2014, Dartford, Kent, UK. Picture: Michael Southcott.
Caspian Gull cachinnans PNHA 2CY, November 06 2014, Terschelling, the Netherlands. Picture: Jacob Jan de Vries.
Caspian Gull cachinnans PNKA 2CY, September-October 2014, France-Belgium. Picture: Laurent Houssier & Peter Adriaens.
Caspian Gull cachinnans PNNL 1CY-2CY, August 2013-December 2014, England, Netherlands and France. Picture: Lee Gregory, Alain Fossé & PieterGeert Gelderblom.
Caspian Gull cachinnans PNSE 2CY, August & December 2014, Kołobrzeg, N Poland & Terschelling, the Netherlands.
Caspian Gull cachinnans PNTC 2CY, April & September 2014, the Netherlands. Picture: Theo Muusse & Eric Roeland.
Caspian Gull cachinnans PNUC 1CY, November 15 2013, Warnemünde, Germany. Picture: Bernhard Kondziella.
Caspian Gull cachinnans PNVA 1CY-2CY, December 2013 - April 2014, Dordrecht, the Netherlands. Picture: Merijn Loeve.
Caspian Gull cachinnans PNXB 1CY & 3CY, August 2013 & December 12 2015, the Netherlands & UK. Picture: N. Huig & R. van Oosteroom & Michael Southcott.
Caspian Gull cachinnans 01P4 1CY-2CY, October 2014 & November 2015, UK & Switzerland. Picture: Michael Southcott & Laridoprout.
Caspian Gull cachinnans 05P3 2CY, September 20 2015, Honswijkerwaard, the Netherlands. Picture: Herman Bouman.
Caspian Gull cachinnans 06P3 1CY, July 26-28 2014, Leeuwarden, the Netherlands. Picture: Ruurd Jelle van der Leij & Jeroen Breidenbach.
Caspian Gull cachinnans 20P2 1CY, October 09 2014, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.
Caspian Gull cachinnans 29P4 1CY, October 09 2014, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.
Caspian Gull cachinnans 30P4 2CY, April 22 2015, Katwijk, the Netherlands. Picture: Merijn Loeve.
Caspian Gull cachinnans 47P6 2CY, March 11 2016, Barneveld landfill, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans 53P2 3CY, February 03 2016, Barneveld, the Netherlands. Picture: Herman Bouman.
Caspian Gull cachinnans 53P5 1CY, August 17 2015, IJmuiden, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans 64P4 3CY, January 22 2016, Boulogne-sur-Mer, France. Picture Jean-Michel Sauvage.
Caspian Gull cachinnans 65P5 1CY, November 07-22 2015, Kent, UK. Picture: Michael Southcott.
Caspian Gull cachinnans 66P2 1CY-2CY, December 2014 - January 2015, landfill Champteussé-sur-Baconne, Maine-et-Loire, France. Picture: Alain Fossé & Francky Recoquillon.
Caspian Gull cachinnans 67P6 1CY, August 24 2015, Rotterdam, the Netherlands. Picture: Merijn Loeve.
Caspian Gull cachinnans 69P2 2CY, June 27 2015, Ooijpolder, the Netherlands. Picture: Merijn Loeve.
Caspian Gull cachinnans 70P2 1CY, December 09 2014, landfill Champteussé-sur-Baconne, Maine-et-Loire, France. Picture: Francky Recoquillon.
Caspian Gull cachinnans 72P4 1CY, September 28 2014, Texel, The Netherlands. Picture: Mardik Leopold.
Caspian Gull cachinnans 85P5 1CY, November 08 2015, Kent, UK. Picture: Michael Southcott.
Caspian Gull cachinnans P:1K1 2CY, April 24 2020, Katwijk beach, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:3L9 1CY, November 02 2019, Scheveningen, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:5K0 3CY, February 25 2021, Almere, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:7L8 2CY, October 10-12 2020, Langevelderslag & IJmuiden beach, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:A02 5CY, March 24 2021, colony Lelystad, the Netherlands. Picture: Mars Muusse.

Now breeding in the Netherlands (2021).
Caspian Gull cachinnans P:A68 1CY, August 31 2017, Barneveld, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:A87 3CY, May 24-28 2019, Katwijk beach, the Netherlands. Picture: Mars Muusse.
Caspian Gull cachinnans P:819 4CY, October 23 2020, Katwijk beach, the Netherlands. Picture: Mars Muusse.