hybrids in mixed colonies in central and western Europe

(last update: May 21, 2021)

Coordinators:
Jeroen Nagtegaal

Yellow-legged Gull michahellis 9.4 adult, June 2017 & May 2021, Stevol eiland, the Netherlands. Picture: Jeroen Nagtegaal ringing team.

Date: May 11 2021
Location: 51°07'12.3"N 5°51'04.6"E
Condition: bird trapped before
Species: michahellis
Metal: NLA 6.177.596
Colour Ring: B-94
Sex: >4CY male
Wing: 472 mm
Head + Bill: 129,7 mm
Bill Height: 20,3 mm
Body Mass: 1080 gr
Partner: uncertain

Yellow-legged Gull michahellis 9.4 adult, May 11 2021, Stevol eiland, the Netherlands. Picture: Jeroen Nagtegaal ringing team.

Yellow-legged Gull michahellis 9.4 adult, June 03 2017, Stevol eiland, the Netherlands. Picture: Jeroen Nagtegaal ringing team.