Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Caspian Gull cachinnans A|0 1CY, May - July 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst, Albert de Jong, Merijn Loeve & Mars Muusse.
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Tibia ring G-A|0 and metal NLA 5.631.235, ringed as pullus Larus cachinnans on May 07 2024 in nest 34-2024 at Lelystad, the Netherlands. Ringed by Mars Muusse (Roland-Jan Buijs ringing team).
Recoveries:
31-05-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
04-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
18-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
24-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
25-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
29-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
09-07-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
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: | |
| cach | 71,3 | 50,2 | 90,47 | 71,1 | 50,2 | 90,21 | 66,4 | 49,5 | 81,92 | 262,60 | |||
| 034-2024 | # eggs | A-egg | hatch | # ringed chicks | # all chicks | # fledged chicks | comments | ||||||
| 3 | 8-4-2024 | 3-5-2024 | |||||||||||
| dam: | dam 1 blocks | ||||||||||||
| location: | Nest "rode flap": at blocks, just west of open tarmac, was 'nest with the branch 2022', now with red flag and black root-cloth. | ||||||||||||
| 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|0 | .5631235 | 34 | PONT | 1CY | 125 | |||||||
| 07-05-2024 | g-A|2 | .5631236 | 34 | PONT | 1CY | 84 | |||||||
| 14-05-2024 | g-A|0 | .5631235 | 34 | PONT | 1CY | 349 | CONTROLL | ||||||
| 14-05-2024 | g-A|2 | .5631236 | 34 | PONT | 1CY | 272 | DEAD | ||||||
| 04-06-2024 | g-A|0 | .5631235 | 34 | PONT | 1CY | 274 | 811 | 112,8 | CONTROLL | ||||
| OBSERVATIONS: | |||||||||||||
| 12-04-2024 | eggs: | 3 eggs, measured. | |||||||||||
| 21-04-2024 | eggs: | 3 eggs, not measured. | |||||||||||
| adult: | Caspian Gull incubating. | ||||||||||||
| 07-05-2024 | eggs: | 1x cold, probably infertile | |||||||||||
| chicks: | 2x ringed. | ||||||||||||
| 14-05-2024 | chicks: | CONTROLL 2 chicks. | |||||||||||
| food: | Roach 2x | ||||||||||||
| 31-05-2024 | chick: | g-A|2 dead <1 days. | |||||||||||
| 04-06-2024 | pullus | g-A|2 dead. Rings removed. | |||||||||||
| chicks: | g-A|0 present, measured. | ||||||||||||
| food: | fish bolus by g-A|0 when processed. | ||||||||||||
| 18-06-2024 | chick: | g-A|0 present. | |||||||||||
below: Caspian Gull cachinnans A|0 1CY, July 09 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.
below: Caspian Gull cachinnans A|0 1CY, June 29 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.
below: Caspian Gull cachinnans A|0 1CY, June 18 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.
below: Caspian Gull cachinnans A|0 1CY, June 04 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst, Mars Muusse & Albert de Jong.
below: Caspian Gull cachinnans A|0 1CY, May 31 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Merijn Loeve.
below: Caspian Gull cachinnans A|0 1CY, May 07 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass |
| 7-5-2024 | g-A|0 | .5631235 | 34 | PONT | 1CY | 125 | ||
| 7-5-2024 | g-A|2 | .5631236 | 34 | PONT | 1CY | 84 |
