Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Caspian Gull cachinnans R|A 1CY, 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst.
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Tibia G-R|A and metal NLA 5.641.865, ringed as pullus Larus cachinnans on May 30 2025 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).
Mother: adult Caspian Gull r-A|3.
Father: adult Caspian Gull.
Nest: g-A|3 (056). In 2025 g-R|A is only fledged chick. Fledging rate for this nest 2025 = 1,0.
Recoveries:
29-06-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
30-06-2025 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
Visits and data 2025.
| 2025 | parent 1 | parent 2 | A_length | A_width | A_volume | B_length | B_width | B_volume | C_length | C_width | C_volume | TOTAL NEST:
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# eggs |
| g-A|3 (056) | cach | cach | 72,1 | 49 | 71,8 | 48,1 | 71,4 | 50,1 | 3 | ||||
| dam: | dam 2 central
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| location: | new location: 3 meters south of 17B, at path to nest 17B, 20 m from location 2024
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| parents: | same as 2024
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| ringed: | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | |
| 30-05-2025 | g-R|A | 5641865 | g-A|3 | PONT | pullus | 482 | |||||||
| 14-06-2025 | g-R|A | dam 2 WATER | PONT | pullus | 700 | ||||||||
OBSERVATIONS:
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| 16-03-2025 | nest | partner of g-A|3 present, nest black table, dam 2, east of 17B
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| 25-03 | nest | g-A|3 present around nest 17B
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| 21-04 | eggs | 3x eggs measured
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| nest | 3 meters south of 17B, at path
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| 08-05 | adult | both partners present
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| 30-05 | chicks | 1 chick ringed, 1 found dead between blocks
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| 14-06 | chicks | g-R|A present
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below: Caspian Gull cachinnans R|A 1CY, June 29 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst.
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below: Caspian Gull cachinnans R|A 1CY, May 30 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst & Mars Muusse.
| date | darvic | metal | nest | species | sexe | age | wing | mass | head+ bill | bill | gonys | barcode | comments |
| 30-05-2025 | G-R|A | .5641865 | g-A|3 | PONT | pullus | 482 | Ringed pullus | ||||||
| 14-06-2025 | G-R|A | .5641865 | dam 2 WATER | PONT | pullus | 700 |
