Larus cachinnans in the Netherlands

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

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International trend
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Site characteristics
Breeding biology
Fecundity
Food resources
Nonbreeding season
Breeding species
Hybrid scores
Ring codes
Future

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

Herring Gull argenteus 7.M adult, June 2023 - March 2024, Lelystad & Almere, the Netherlands. Picture: Eric Roeland, Mars Muusse & Thijs Horst.

Tibia ring R-7.M and metal NLA 6.214.905, ringed as breeding adult female Larus argentatus on May 03 2023 in nest 127 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team.

Recoveries:
06-06-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
08-07-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
15-07-2023 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
25-07-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
29-11-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
01-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
06-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Gabi Martin, Thijs Horst & Mars Muusse
12-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
16-01-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
01-02-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
15-02-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
08-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
26-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
31-03-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
12-04-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read M. Loeve & M. Muusse

egg sizes & volume 2023
SPECIES NEST A_length A_width A_volume B_length B_width B_volume C_length C_width C_volume TOTAL NEST: known parents?
teus x teus nest 127 same as 2022
ring pulli: laying A egg: hatch A egg
 
catch: date: metal: darvic: mass: wing: head+bill: bill: gonys: greytone:
teus 3-5-2023 6214905 r-7M nn. 416 113 47,7 19,2 4 Herring Gull female
nest 127 same 2021-22
dam: dam 1 south
location: 2 mtr noord van (achter) nest 62, alleen zichtbaar vanaf noordzijde
breeders: teus x teus
OBSERVATIONS:
22-4-2023 eggs: 0x
03-05-2023 adult:  trapped adult at nest: r-7M.
eggs: 3x eggs
18-05-2023 eggs: 3x eggs
27-05-2023 pulli: 2x very small chicks, not ringed. 1x dead pullus in nest.

Visits and data 2024.

NEST code parent 1 parent  2 A_length A_width A_volume B_length B_width B_volume C_length C_width C_volume TOTAL NEST:
r-7.M (2024) teus teus 0,00 0,00 0,00 00
  # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 28-4-2024 26-5-2024
   
dam: dam 1 east
location: most eastern nest on dam 1. same as 2023, with white/red isolation foam
parents? same as 2023
   
ring pulli: 31-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
02-5-2024 r-7M .6214905 cluster 60-62-63 ZM F >4CY 410 804 110,7 45 63,5 21,1 5
                           
OBSERVATIONS:
31-03-2024 adult: r-7M on bread.
26-04-2024 eggs 1 egg, not measured.
02-05-2024 nest: 3 eggs, not measured.
adults: trapped r-7M Herring Gull (2023 adult).

below: Herring Gull argenteus 7.M adult, May 02 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
02-05-2024 r-7M .6214905 cluster 60-62-63 ZM F >4CY 410 804 110,7 45 63,5 21,1 5

below: Herring Gull argenteus 7.M adult, March 31 2024, colony Lelystad, the Netherlands. Picture: Mars Muusse.

below: Herring Gull argenteus 7.M adult, March 30 2024, Almere, the Netherlands. Picture: Eric Roeland.

below: Herring Gull argenteus 7.M adult, February 15 2024, Almere, the Netherlands. Picture: Thijs Horst.

below: Herring Gull argenteus 7.M adult, February 01 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.

below: Herring Gull argenteus 7.M adult, January 16 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Herring Gull argenteus 7.M adult, January 12 2024, Almere - De Vaart, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Herring Gull argenteus 7.M adult, December 01 2023, Almere, the Netherlands. Picture: Mars Muusse.

below: Herring Gull argenteus 7.M adult, November 29 2023, Almere, the Netherlands. Picture: Thijs Horst.

below: Herring Gull argenteus 7.M adult, July 08 2023, Almere, the Netherlands. Picture: Mars Muusse & Thijs Horst.

below: Herring Gull argenteus 7.M adult, June 06 2023, Almere, the Netherlands. Picture: Mars Muusse.