Larus cachinnans in the Netherlands

(last update: August 16, 2020)
Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse

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Nests at Lelystad 2022
nest y-PNED
nest y-PHSV / r-CG
nest y-P:U60
nest y-X56A
nest y-X71A
nest y-X540
nest y-XCHP
nest w-327:U
nest n-F|N
nest r-6A
nest r-6B
nest r-6C
nest r-CS
nest r-FC
nest w-8Z
nest zy-MT
nest 003
nest 011
nest 012
nest 014
nest 015
nest 017
nest 017B
nest 018
nest 019
nest 021
nest 026
nest 034
nest 035
nest 038
nest 040
nest 044
nest 046
nest 048
nest 053
nest 055
nest 058
nest 060
nest 061Z
nest 062
nest 063
nest 107Z
nest 109
nest 111
nest 112
nest 113
nest 117Z
nest 118Z
nest 123Z
nest 124Z
nest 125Z
nest 126Z
nest 127Z
nest 128Z
nest 129Z
nest 131Z
nest 132 YLG
nest 133
nest 134
nest 135
nest 136
nest 137
nest 138
nest 139
nest 143Z
nest 203
nest 204
nest 207
nest 222Z
nest 227
nest 228Z
nest 229
nest 230Z
nest 231
nest 240Z
nest 244
nest 245Z

Caspian Gull cachinnans C.S 4CY-6CY, May 2022 - June 2024, Lelystad & Almere, the Netherlands. Picture: Mars Muusse & Thijs Horst.

Red tibia ring r[C.S] and metal NLA 5.625.067, ringed as breeding sub-adult Larus cachinnans at nest 108 on May 09 2022 in colony Lelystad, the Netherlands. Ringer: Roland-Jan Buijs.

Recoveries:
27-01-2023 Oss (Vuiloverslag), Noord-Brabant, NL 5.147,00 N 532,00 E colourring read Jaap van der Linden
17-03-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
21-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
23-04-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
08-07-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
17-11-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
01-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
03-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
15-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
31-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
12-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
18-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
19-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
20-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
02-02-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
04-02-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
08-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
17-03-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
19-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
20-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
25-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
30-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Harry Kuipers & Thijs Horst
31-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
08-04-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse, Theo Muusse
23-04-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
14-05-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
29-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst

Data for this nest:
In 2024: possible territory at dam 1 near T-split (March 2024).
In 2023: not recorded as breeding bird at Lelystad.

In 2022:

11-04-2022 nest ready. Still empty.
   
12-04-2022 2 birds at nest site.
               
  egg no: width (mm): length (mm): volume (cm3):  water test    
15-04-2022 A 48,1 70,9 -- --    
27-04-2022 A       float - 1 mm  
27-04-2022 B 67,9 47,7 -- 80 - tip on bottom
sum nest: --
   
04-05-2022 4CY female at nest.
   
09-05-2022 4CY trapped at nest. Ring metal = NLA 5.625.067.
darvic gonys wing tarsus head+bill bill mass
r[C.S] 18,0 446 69,2 127,2 59,1 1025 gr.
17-05-2022   metal darvic mass
pullus NLA 5.625.106 r-5.G 151
pullus NLA 5.625.107 r-5.H 89
prey Roach & Eel (50 cm).

below: Caspian Gull cachinnans C.S 6CY, June 29 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans C.S 6CY, March 19 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C.S 6CY, March 08 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C.S 6CY, February 27 2024, Almere - De Vaart, the Netherlands. Picture: Mars Muusse.

below: Caspian Gull cachinnans C.S 6CY, January 18 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C.S 5CY, December 01 2023, Almere - De Vaart, the Netherlands. Picture Mars Muusse.

below: Caspian Gull cachinnans C.S 5CY, July 08 2023, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C.S 5CY, March 17 2023, Almere, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C.S 4CY, May 09 2022, Lelystad, the Netherlands. Picture: Mars Muusse.