Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
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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.E 1CY-2CY, May 2021 - August 2022, the Netherlands & UK. Picture: Merijn Loeve, Tom Whiley, Jonny Rankin & Mike Ball.
R-FE and metal Arnhem 5.559.429, ringed as pullus Larus cachinnans on 28-05-2021 at nest 03 in colony Lelystad, the Netherlands (NL 5230.00 N 525.00 E) - ringer Roland-Jan Buijs.
Recoveries:
24-08-2021, Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andrew Hale
29-08-2021, Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Max Hellicar
02-09-2021, Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andrew Hale
04-09-2021, Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Jeff Higgott
09-09-2021, Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Mike Ball
26-09-2021, Cley (Marshes), Norfolk, ENGELAND 5.257,00 N 103,00 E colourring read Tom Whiley
04-08-2022 Great Livermere, (Livermere Lakes), Suffolk, ENGELAND 5.218,00 N 45,00 E colourring read Jonny Rankin
10-01-2023 Dune du Pilat (Strand), Landes, FRANKRIJK 4.435,00 N 112,00 W found dead Adrien de Montaudouin
Certainty on ID in 2020 & 2021, parents at this nest are same two Caspian Gulls cachinnans as in season 2020.
Visits and data:
date: |
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16-04-2021 |
One adult is 100% certain partner 2 2020. Alert adult near nest. |
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Nest with 3 eggs. |
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egg no: |
width (mm) |
length (mm) |
volume (cm3): |
water test on April 16th: |
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A egg |
50,5 |
75,1 |
96,43 |
35 - tip at bottom |
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B egg |
50,4 |
72,1 |
92,21 |
40 - tip at bottom |
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C egg |
49,5 |
72,3 |
89,20 |
30 - tip at bottom |
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sum nest: |
277,84 |
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24-04-2021 |
3 eggs present. |
26-04-2021 |
Adult very reluctant to leave the nest. |
06-05-2021 |
No visit. |
13-05-2021 |
No visit, due to Spoonbills settling. |
15-05-2021 |
No visit, due to thunder. |
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28-05-2021 |
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metal |
tibia |
mass (gr) |
head + bill (mm) |
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pullus |
.5559428 |
r-F.D |
707 |
93,3 |
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pullus |
.5559429 |
r-F.E |
641 |
93 |
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08-06-2021 |
One guarding adult, near location where we ringed chicks. |
26-06-2021 |
No visit, due to narrow timeframe. |
09-07-2021 |
Female at blocks, right beneath nest 3, with fledged unringed juvenile. |
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below: Caspian Gull cachinnans F.E 2CY, August 04 2022, Livermere, U.K. Picture: Jonny Rankin.
below: Caspian Gull cachinnans F.E 1CY, September 26 2021, Cromer, Norfolk, UK (5.255,00 N 118,00 E). Picture: Tom Whiley.
below: Caspian Gull cachinnans F.E 1CY, September 09 2021, Cromer, Norfolk, UK (5.255,00 N 118,00 E). Picture: Mike Ball.
below: Caspian Gull cachinnans F.E 1CY, September 02 2021, Cromer, Norfolk, UK. Picture: Andrew Hale.
below: Caspian Gull cachinnans F.E 1CY, August 24 2021, Cromer, Norfolk, UK. Picture: Andrew Hale.
below: Caspian Gull cachinnans F.E 1CY, May 28 2021, Lelystad, the Netherlands. Picture: Albert de Jong, Merijn Loeve & Mars Muusse.
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