Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Home
Project Info
Location Lelystad
Location De Kreupel
2019 Lelystad
2020 Lelystad
2021 Lelystad
Coded nests Lelystad
2020 De Kreupel
2021 De Kreupel
Coded nests De Kreupel
All ring codes 2020
All ring codes 2021
Lelystad 2020:
nest 001
nest 002 yPNED
nest 003
nest 005 yPLDP
nest 006 yPESV
nest 008 gXLDT
nest 009
nest 011
nest 012
nest 013
nest 014
nest 015
nest 016
nest 017
nest 018
nest 021
nest 025
nest 027
nest 028
nest 029
nest 031
nest 032
nest 033
nest 034
nest 035
nest 036
nest 037
nest 038
nest 039
pair A
pair B
Lelystad 2021
nest y-PNED
nest y-PLDP
nest y-PHSV
nest y-P:A02
nest y-P:U60
nest zy-MT
nest r-FB
nest r-FC
nest 001
nest 003
nest 006
nest 011
nest 012
nest 013
nest 014
nest 015
nest 016B
nest 017
nest 018
nest 019
nest 021
nest 034
nest 035
nest 038
nest 040
nest 041
nest 042
nest 044
nest 045
nest 046
nest 047
nest 048
nest 053
nest 055
nest 056
nest 058
nest 060
nest 062
nest 063
nest 065
nest 066
nest 067
nest 072 |
Caspian Gull cachinnans F.B adult, May 28 2021, Lelystad, the Netherlands. Picture: Albert de Jong, Roland-Jan Buijs & Mars Muusse.
Ringed as adult female Caspian Gull Larus cachinnans on May 28 2021 at nest 61 in colony Lelystad, the Netherlands. Bird with broad black medila band on P10 (too broad for pure cachinnans?).
Visits and data:
date: |
|
|
|
|
|
|
|
|
24-04-2021 |
2 partners present, both cachinnans. Nest allows trapping breeders, easily. |
|
2 eggs in nest. |
|
|
|
|
|
|
|
egg no: |
width (mm) |
length (mm) |
volume (cm3): |
water test on April 24th: |
|
|
|
|
A egg |
50,8 |
71,8 |
93,29 |
30 - tip bottom |
|
|
|
|
B egg |
49,7 |
70,4 |
87,56 |
25 - tip bottom |
|
|
|
|
|
|
sum nest: |
-- |
|
|
|
|
|
|
26-04-2021 |
Both partners present, one guarding, one breeding. A female cachinnans with hanging left leg in flight is most probably NOT the breeding female. Is another cachinnans breeding here as well? |
|
|
13-05-2021 |
Both partners present. Male has 5CY markings. Now the right female photographed in flight. |
|
3 eggs in nest. |
|
|
15-05-2021 |
3 eggs in nest. |
|
|
28-05-2021 |
3 eggs in nest. |
|
Cage placed and one bird (female) trapped for ringing. |
|
|
metal |
tibia |
mass |
head + bill |
wing |
tarsus |
bill |
|
adult |
.5559427 |
r-F.B |
1030 |
124 |
454 |
69,7 |
59,8 |
|
|
|
|
|
|
|
|
|
08-06-2021 |
Both partners present. At least 2 chicks around. |
|
|
|
|
|
|
|
|
|
|
|
metal |
tibia |
mass |
head + bill |
wing |
|
26-06-2021 |
pullus |
.5550695 |
r-F.Y |
649 |
90,4 |
157 |
most likely cachinnans chick of nest 61. |
|
pullus |
.5550696 |
r-F.Z |
1126 |
111,8 |
260 |
argentatus, near nest 61, from neighbouring nest. |
|
pullus |
.5550697 |
r-F.1 |
1036 |
108,6 |
269 |
argentatus, near nest 61, from neighbouring nest. |
|
pullus |
.5550698 |
r-F.2 |
879 |
98,4 |
230 |
argentatus, near nest 61, from neighbouring nest. |
|
|
|
|
|
|
|
|
|
|