hybrids in mixed colonies in central and western Europe

(last update: May 21, 2021)

Coordinators:
Jeroen Nagtegaal

probably F2 hybrid michahellis x argentatus X argentatus -- / HJ adult, May 11 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 not trapped before
Species: probably F2 hybrid michahellis x argentatus X argentatus
Metal: NLA 6.206.223
Colour Ring: B/Y-HJ
Sex: >4CY female
Wing: 405 mm
Head + Bill: 115,5 mm
Bill Height: 18,7 mm
Body Mass: 838 gr
Partner: B/Y-HL probably F2 hybrid michahellis x argentatus X michahellis