Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
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International trend
National trend
Site characteristics
Breeding biology
Fecundity
Food resources
Nonbreeding season
Breeding species
Hybrid scores
Ring codes
Future
Lelystad 2023:
nest y-PNED
nest y-P:U60
nest y-X56A
nest y-X71A
nest y-X60J
nest y-XCHP
nest w-327:U
nest n-F|6
nest n-F|8
nest n-F|+
nest n-F|N
nest r-6.B
nest r-7.P
nest r-C.G
nest w-8Z
nest 003
nest 006
nest 013
nest 014
nest 015
nest 017
nest 017B
nest 018
nest 019
nest 021
nest 026
nest 033
nest 034
nest 035
nest 038
nest 040
nest 044
nest 046
nest 048
nest 053
nest 055
nest 060
nest 061Z
nest 062
nest 063
nest 107Z
nest 108
nest 109
nest 111
nest 112
nest 127Z
nest 131Z
nest 132 YLG
nest 135
nest 139
nest 147Z
nest 163
nest 167
nest 168
nest 204
nest 206
nest 207
nest 223
nest 227
nest 230Z
nest 231
nest 244Z
nest 245Z
nest 248
nest 251
nest 252
nest 253
nest 254
nest 255Z
nest 256Z
nest 262 |
Argenteus - nest Lelystad 256
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 255 positioned on dam 2 west section: 6 mtr east of lighthouse dam 2, visible from N side. Coded with "X". Nest of Herrings, is part of "Herring Gull control group".
- ID certain in 2023: both parents are Herring Gulls.
location |
April 26th, 2023: full clutch, 3 eggs in nest. |
April 27th, 2023: breeding Herring Gull. |
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pullus |
May 27th, 2023: chick g[8|F]. |
June 25th, 2023: chick g[8|G]. |
June 04 2024: chick b/w-AW. |
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Data for nest 256-2023:
egg sizes & volume 2023 |
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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 ? |
256-2023 |
69,7 |
50,6 |
89,85 |
69,7 |
48,4 |
82,21 |
66 |
47,2 |
74,03 |
246,10 |
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ring pulli: May 25 |
laying A egg: April 20 |
hatch A egg: May 18 |
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catch: |
date: |
metal: |
darvic: |
mass: |
wing: |
head+bill: |
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pullus |
18-05-2023 |
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1 chick, hatched today |
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pullus |
27-05-2023 |
5.625.254 |
g-8|G |
200 |
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2 chicks ringed, 1x rotten egg |
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pullus |
27-05-2023 |
5.625.255 |
g-8|F |
235 |
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2 chicks ringed, 1x rotten egg |
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pullus |
25-06-2023 |
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g-8|G |
772 |
294 |
100,8 |
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256-2023 |
NEW NEST |
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dam: |
dam 2 west |
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location: |
8 mtr SE of lighthouse. Below nest X60J-2023. Code Z sprayed on block. |
breeders: |
teus x ? |
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OBSERVATIONS: |
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Water test: |
26-4-2023 |
nest: |
3 eggs. Measured & water test: |
A |
30 - tip bottom |
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B |
40 - tip bottom |
27-04-2023 |
adult: |
breeding ad Herring |
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C |
30 - tip bottom |
18-05-2023 |
pulli: |
1x very small chick = 1 day old. |
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27-05-2023 |
pulli: |
g-8|G |
2 chicks ringed, 1x rotten egg |
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27-05-2023 |
pulli: |
g-8|F |
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25-06-2023 |
pulli: |
g-8|G caught and meassured, fomitted zander. Together with r-78 (nest 229) and 1 unringed chick. |
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: |
256-2024 |
teus |
teus |
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0,00 |
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0,00 |
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0,00 |
00 |
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# eggs |
A-egg |
hatch |
# ringed chicks |
# all chicks |
# fledged chicks |
comments |
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3 |
28-4-2024 |
26-5-2024 |
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dam: |
dam 2 west |
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location: |
nest X, north of lighthouse |
parents? |
Same as 2023? |
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ring pulli: |
31-May |
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date |
darvic |
metal |
location / nest# |
species |
sexe |
age |
wing |
mass |
head+ bill |
bill |
tarsus |
gonys |
greyscale |
04-06-2024 |
b/w-AW |
.5631005 |
Z nest |
Zilver |
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1CY |
110 |
541 |
84,7 |
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OBSERVATIONS: |
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30-04-2024 |
nest: |
2 eggs, not measured. |
07-05-2024 |
eggs: |
3 eggs, not measured. |
14-05-2024 |
eggs: |
2 eggs. |
04-06-2024 |
chicks: |
1x ringed. |
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food: |
fish. |
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