Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Caspian Gull cachinnans 0:F adult, 2026, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.
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Tibia Y-0:F and metal 6.260.169, ringed as adult male Larus cachinnans on May 05 2026 in colony Lelystad, the Netherlands. Ringer: Roland-Jan Buijs ringing team.
Recoveries:
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Visits and data Blue Rope (227) g-M|4 & y-0:F 2026.
| 2026 | parent 1 | parent 2 | A_length | A_width | A_volume | B_length | B_width | B_volume | C_length | C_width | C_volume | TOTAL NEST:
|
# eggs | |
| g-M|4 (227) | cach | cach | 72,4 | 53,0 | 69,8 | 51,9 | 64,7 | 49,6 | ||||||
| ringed: | ||||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | barcode | |
| 05-05-2026 | G-M|4 | .5641005 | Blue rope | PONT | F | 853 | 26B02571 | CONTROLL | ||||||
| 05-05-2026 | Y-0:F | .6260169 | Blue rope | PONT | M | >4CY | 470 | 1059 | 136,6 | 62 | 77 | 20,8 | 26B02581 | . |
OBSERVATIONS:
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| 22-04-2026 | nest | 3 eggs, measured. | ||||||||||||
| 27-04-2026 | nest | 3 eggs. | ||||||||||||
| parents | G-M|4 and unringed male. Attempt to trap unringed male, failed. | |||||||||||||
| 05-05-2026 | parents | Attempt to trap unringed male, failed. trapped g-M|4 instead. Food: roach. | ||||||||||||
| parents | Trapped unringed male, now y-0:F. | |||||||||||||
below: Caspian Gull cachinnans 0:F adult, May 05 2026, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.
