Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Herring Gull argenteus hybrid E:H 1CY, July 2025, colony De Kreupel, the Netherlands.
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Tibia Y-E:H and metal Arnhem NLA 5.633.832, ringed as pullus Larus argentatus x L. cachinnans hybrid on May 30 2025 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E), by ringer Leon Kelder.
Recoveries:
04-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Peter van Horssen
13-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst, M. Muusse & N. Colpaert
Data for nest G1 - 2025.
| Metal ring | Colour ring | Date | Species | Age | Clutch size | Location | Nest code | Ringer | Head+Bill | Mass | Wing | Parents |
| NLA 5633832 | y-E:H | 30-5-2025 | Herring Gull | pullus | -- | the Netherlands, De Kreupel - eiland G. | G1 | Leon Kelder | 83,8 | 471,0 | 109,5 | |
| NLA 5633833 | y-E:J | 30-5-2025 | Herring Gull | pullus | -- | the Netherlands, De Kreupel - eiland G. | G1 | Leon Kelder | 71,4 | 191,0 |
below: Herring Gull argenteus hybrid E:H 1CY, July 13 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.
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