Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Caspian Gull cachinnans C|2 1CY, May - June 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Merijn Loeve.
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Tibia ring G-C|2 and metal NLA 5.631.128, ringed as pullus Larus cachinnans on May 31 2024 in nest n-F|+ 2024 at Lelystad, the Netherlands. Ringed by Merijn Loeve (Roland-Jan Buijs ringing team).
Recoveries:
04-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
24-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
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: | |
| n-F|+ 2024 | cach | cach | 74,6 | 48,6 | 88,72 | 72,1 | 50 | 90,76 | 70,7 | 47 | 78,63 | 258,11 | |
| # eggs | A-egg | hatch | # ringed chicks | # all chicks | # fledged chicks | comments | |||||||
| 3 | 16-4-2024 | 14-5-2024 | |||||||||||
| dam: | dam 1 south | ||||||||||||
| location: | dam 1 south, near cluster nest 60, but 5 mtr S, at Blackberry edge. | ||||||||||||
| parents? | n-F|+-2023 was at dam 2. Now new breeder at dam 1. | ||||||||||||
| ring pulli: | 18-May | ||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale | 30-04-2024 | n-F|+ | .5552921 | Dam 1 | PONT | M | 5CY | 464 | 1180 | 135 | 60,3 | 71 | 19,6 | 5 |
| 31-05-2024 | g-C|2 | .5631128 | N-F|+ | PONT | 1CY | ||||||||
| 31-05-2024 | g-C|3 | .5631129 | N-F|+ | PONT | 1CY | ||||||||
| 04-06-2024 | g-C|2 | .5631128 | N-F|+ | PONT | 1CY | 127 | 91,9 | ||||||
| 04-06-2024 | g-C|3 | .5631129 | N-F|+ | PONT | 1CY | 220 | 809 | 108,7 | |||||
| OBSERVATIONS: | |||||||||||||
| 12-04-2024 | eggs: | no nest found. | |||||||||||
| 21-04-2024 | eggs: | 3 eggs, measured. | |||||||||||
| nest: | cluster again: 60, 69, PAM0, n-F|+, and 2 Herrings to follow soon. | ||||||||||||
| 30-04-2024 | adults: | trapped n-F|+. | |||||||||||
| 02-05-2024 | eggs: | 3 eggs. | |||||||||||
| 05-05-2024 | nest: | 3 eggs, not measured. | |||||||||||
| 14-05-2024 | nest: | 2 eggs, no chick found in dense vegetation. | |||||||||||
| 31-05-2024 | chicks: | 2x ringed. | |||||||||||
| 04-06-2024 | chick: | g-C|2 & C|3 present. measured. | |||||||||||
| food: | fish bolus. | ||||||||||||
below: Caspian Gull cachinnans C|2 1CY, June 04 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst, Mars Muusse & Albert de Jong.
Food: fish.
below: Caspian Gull cachinnans C|2 1CY, May 31 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Merijn Loeve.
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |
| 30-04-2024 | n-F|+ | .5552921 | Dam 1 | PONT | M | 5CY | 464 | 1180 | 135 | 60,3 | 71 | 19,6 | 5 |
| 31-05-2024 | g-C|2 | .5631128 | N-F|+ | PONT | 1CY | ||||||||
| 31-05-2024 | g-C|3 | .5631129 | N-F|+ | PONT | 1CY |
