Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Lesser Black-backed Gull graellsii 3.B 1CY, May 26 2022, De Kreupel, the Netherlands.
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Tibia R-3B and metal NLA 5.623.595, ringed as pullus Larus fuscus on May 26 2022 at IJsselmeer (De Kreupel), Holland, NL 5247.00 N 513.00 E, by ringer Leon Kelder.
Recoveries:
16-9-2025 Espinho (Strand), Douro Litoral, PORTUGAL 4.100,00 N 838,00 W colourring read Jacob Jan de Vries
Bird from De Kreupel, nest M16 on island M.
Data for this nest:
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Mass (gr) | Swab no |
| 29-4-2022 | 2 eggs | |||||||||
| 13-5-2022 | 3 eggs | |||||||||
| 26-5-2022 | 2 pulli, 1 ei | 5623538 | Red 2.= | 48.3 | 61 | |||||
| 5623595 | Red 3.B | 47.5 | 61 | |||||||
| 3-6-2022 | 1 cold egg | |||||||||
| 23-6-2022 | Lesser Black-backed | 5623538(95?) | Red 3.B | 280 | 106.5 | 768 | 1275 | |||
| Lesser Black-backed | 5623538 | Red 2.= | 268.5 | 108.2 | 904 | 1274 |
Previously, colour ring r-3.B was used in nest M5, but that chick died. Data for this nest:
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Mass (gr) | Swab no |
| 29-4-2022 | 3 eggs | |||||||||
| 13-5-2022 | 3 eggs | |||||||||
| 20-5-2022 | 1 hatching egg, 2 pulli in nest | 5623538 | Red 3.B | 48.7 | 65 | |||||
| 5623566 | Red 3.C | 52.2 | 81 | |||||||
| 23-6-2022 | Lesser Black-backed | 5623538(95?) | Red 3.B | 280 | 106.5 | 768 | 1275 | |||