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Coordinator: Albert de Jong Merijn Loeve Roland-Jan Buijs Thijs Horst Leon Kelder Mars Muusse |
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location | April 15th, 2022: nest location. | April 15th, 2022: 1 egg. | May 17th, 2022: 1 egg infertile. |
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partner 1 | April 27th, 2022: partner 1 is sub-ad cachinnans. | April 27th, 2022: partner 1 is sub-ad cachinnans. | April 19th, 2022: partner 1 is sub-ad cachinnans. |
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partner 2 | May 17th, 2022: partner 2 is female cachinnans. | May 17th, 2022: partner 2 is female cachinnans. | . |
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pullus | May 17th, 2022: 2 chicks ringed metal NLA. | May 30th, 2022: pullus r-7E. | May 30th, 2022: pullus r-7F. |
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food | May 30th, 2022: fish bolus. | . | . |
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Visits and data 2022 for nest 26:
Estimation egg laying: A-egg = April 15 2022. Estimating hatching = May 13 2022.
date: | |||||||
egg no: | width (mm): | length (mm): | volume (cm3): | ||||
15-04-2022 | A | 48,7 | 72,0 | -- | 1 egg. | ||
sub-adult Caspian near nest. | |||||||
19-04-2022 | sub-adult Caspian near nest. | ||||||
egg no: | 3 eggs. | ||||||
27-04-2022 | A | - | - | tip bottom - 90 | |||
B | 49,6 | 70,2 | tip bottom - 70 | ||||
C | 50,0 | 72,5 | tip bottom - 90 | ||||
metal | |||||||
17-05-2022 | pullus | 5625117 | 2 days old. | ||||
pullus | 5625118 | ||||||
1x egg: infertile. | |||||||
metal | colour | mass | wing | head + bill | Bill | ||
30-05-2022 | pullus | 5625117 | r-7.E | 612 | 126 | 95,7 | 38,1 |
pullus | 5625118 | r-7.F | 522 | 96 | 88,2 | 36,6 | |
1x egg: infertile. | |||||||
02-06-2022 | r7E & r7F present. | ||||||
17-06-2022 | r7E & r7F present. | ||||||
21-06-2022 | r7E & r7F present | ||||||
28-06-2022 | r7E & r7F present | ||||||
12-07-2022 | r7E & r7F present | ||||||
Male cachinnans 4CY & female cachinnans. | |||||||
egg sizes & volume 2023 | ||||||||||||
SPECIES | NEST | A_length | A_width | A_volume | B_length | B_width | B_volume | C_length | C_width | C_volume | TOTAL NEST: | known parents? |
? X ? | 26-2023 | 0 | 0 | 0,00 | 0 | 0 | 0,00 | 0 | 0 | 0,00 | 0,00 | nn |
ring pulli: -- | laying A egg: -- | hatch A egg: -- | ||||||||||
catch: | date: | metal: | darvic: | mass: | wing: | head+bill: | ||||||
Pullus | 27-5-2023 | 5.625.275 | g-8|0 | 136 | -- | -- | ||||||
Pullus | 27-5-2023 | 5.625.276 | g-8|5 | 209 | -- | -- | ||||||
Pullus | 27-5-2023 | 5.625.277 | g-8|4 | 225 | -- | -- |
26-2023 | ||
dam: | dam 1 blocks | |
location: | nest has now red spot, tree stem erected next to nest, which is approx 10 mtr east of nest P:U60, and 2 mtr west of code red R on block. | |
breeders: | ? X ? | |
OBSERVATIONS: | ||
27-5-2023 | pulli: | 3 chicks ringed and measured. |