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Coordinator: Albert de Jong Merijn Loeve Roland-Jan Buijs Thijs Horst Leon Kelder Mars Muusse |
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nest | May 13th, 2023: 2 eggs & 1 chick hatching. | April 12th, 2024: 3 eggs clutch. | May 31st, 2024: nest 167. |
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partner 1 | May 13th, 2023: adult cachinnans. | May 13th, 2023: adult cachinnans. | May 13th, 2023: adult cachinnans. |
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partner 1 | May 13th, 2023: adult cachinnans. | June 04 2024: 2 parents at nest. | . |
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partner 2 | May 13th, 2023: adult cachinnans. | May 13th, 2023: adult cachinnans. | May 13th, 2023: adult cachinnans. |
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partner 2 | May 13th, 2023: sub-adult cachinnans. | May 05 2024: adult cachinnans. | . |
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pullus | June 25th, 2023: juvenile g[7|E]. | June 25th, 2023: juvenile g[7|F]. | . |
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pullus | May 7th, 2024: chick g-A|4. | May 31 2024: chick g-A|5. | June 18th, 2024: chick g-A|7. |
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Visits and data:
egg sizes & volume 2023 | ||||||
SPECIES | NEST | |||||
cach x cach | 167-2023 | |||||
ring pulli: May 18th. | ||||||
catch: | date: | metal: | darvic: | mass: | wing: | head+bill: |
pullus | 18-5-2023 | 5556497 | G-7|E | 167 | 60,5 | |
pullus | 18-5-2023 | 5556498 | G-7|F | 123 | 56,4 | |
pullus | 18-6-2023 | g-7|E | ||||
pullus | 18-6-2023 | g-7|F |
167-2023 | NEW NEST | ||
dam: | dam 1 | ||
location: | Blocks dam 1 - 2,5 mtr SW of PU60. Visible from South. | ||
breeders: | cach x cach | ||
OBSERVATIONS: | |||
13-05-2023 | eggs | 1 egg, 1 egg hatching, 1 small pullus | |
13-05-2023 | adult | partner 2 = partner 1 nest 26-2022, that time 4cy cach. | |
18-05-2023 | pulli: | 2 chicks ringed, 3rd dead in nest | |
18-06-2023 | adult | partner 1 with chicks. | |
18-06-2023 | pulli: | both chicks g-7|E & g-7|F present. | |
25-06-2023 | pulli: | both chicks g-7|E & g-7|F present. Two chicks fledged. |
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: | |
167-2024 | cach | 77,3 | 53 | 109,33 | 76,5 | 52,6 | 106,57 | 74,3 | 52,3 | 102,33 | 318,22 | ||
# eggs | A-egg | hatch | # ringed chicks | # all chicks | # fledged chicks | comments | |||||||
3 | 8-4-2024 | 3-5-2024 | |||||||||||
dam: | dam 1 blocks | ||||||||||||
location: | Blocks dam 1 - 2,5 mtr SW of PU60. Visible from South. | ||||||||||||
parents? | same as 2023? | ||||||||||||
ring pulli: | 09-May | ||||||||||||
date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |
07-05-2024 | g-A|4 | .5631238 | 167 | PONT | 1CY | 150 | |||||||
07-05-2024 | g-A|5 | .5631239 | 167 | PONT | 1CY | 160 | |||||||
07-05-2024 | g-A|7 | .5631240 | 167 | PONT | 1CY | 162 | |||||||
04-06-2024 | g-A|4 | .5631238 | 167 | PONT | 1CY | 291 | 1007 | 113,2 | |||||
OBSERVATIONS: | |||||||||||||
12-04-2024 | eggs: | 3 eggs, measured. Long, and brown. | |||||||||||
21-04-2024 | eggs: | 3 eggs, not measured. | |||||||||||
07-05-2024 | chicks: | 3x ringed. | |||||||||||
17-05-2024 | chicks: | g-A|7 with parent Caspian Gull. | |||||||||||
31-05-2024 | chicks: | 3x chicks & parents Caspian Gulls. | |||||||||||
04-06-2024 | chicks: | g-A|4 present, measured. Also present: g-A|5. | |||||||||||
adult: | 2x Caspian Gull present. | ||||||||||||
18-06-2024 | chick: | CONTROLL: g-A|7 at water, g-A|4 & g-A|5 at nest site. | |||||||||||