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 2022: |
Cachinnans - nest Lelystad 203
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 203 positioned on dam 2, 10 mtr E of lighthouse, on top of dam, only 2 meters between nest 203 and nest 204.
- ID certain in 2022: both adult cachinnans.
location |
April 19th, 2022: location of nest (view from N). |
April 15th, 2022: nest with 2 eggs. |
April 29th, 2022: full clutch, 3 eggs. |
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partner 1 |
May 1st, 2022: location of nest (view from N). |
May 1st, 2022: male, with broken band on P9. |
May 1st, 2022: male, with broken band on P9. |
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partner 2 |
May 1st, 2022: location of nest (view from N). |
May 1st, 2022: female, with broad band on P9. |
May 1st, 2022: female, with broad band on P9. |
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pullus |
May 17th, 2022 pullus r[5.6]. |
September 13th, 2022 juvenile r[5.7] at Guernsey. |
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Visits and data.
nest 203 |
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Date A egg: April 11 2022 |
hatch A egg: May 9 2022 |
ring pulli: May 16 2022. |
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15-04-2022 |
2 ei |
A egg |
74,5 |
52,2 |
tip bottom - 20 gr |
nest 10 mtr E of lighthouse |
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B egg |
74,2 |
52,7 |
tip bottom - 10 gr |
code 203 sprayed on block & red spot next to nest. |
29-04-2022 |
2 ei |
A egg |
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float - 1 mm |
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B egg |
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float - 2 mm |
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C egg |
69,2 |
50,2 |
float - 1 mm |
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01-05-2022 |
2 adult cachinnans at nest site |
04-05-2022 |
adults: 2 birds present, photographed |
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metal |
colour |
mass |
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17-05-2022 |
.5625142 |
r-57 |
176 |
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.5625143 |
r-56 |
239 |
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2-jun-22 |
adult + 2 ringed chicks near lighthouse. |
21-06-2022 |
r56 & r57 flying and swimming + parent defending chicks |
12-07-2022 |
r-56 picture. |
17-07-2022 |
r-56 en r-57 picture. |
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