Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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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

Cachinnans - nest Lelystad 132

General remarks:

• Eggs: Volume measured by Stonehouse (1964) and Spaans & Spaans (1975), which make comparison possible with data from Texel (Camphuysen pers comm 16.04.2020).
• Nest 132 positioned on dam 1 blocks T-split, between nest 53 and nest yPU60.
• ID uncertain in 2022: one adult is Yellow-legged Gull michahellis. Most likely, partner is female Herring Gull argenteus g-97.

location	April 27th, 2022: location of nest.	April 27th, 2022: 3 eggs.	May 30th, 2022: situation at nest.
partner 1:	May 30th, 2022: adult michahellis at nest.	May 30th, 2022: adult michahellis at nest.	June 21st, 2022: adult michahellis.
pullus	May 30th, 2022 pullus r[7.K].	June 21st, 2022 pullus r[7.K]: fledged.	.

Data for nest 132-2022:
Estimation egg laying: A-egg = April 23 2022. Estimating hatching = May 21 2022.