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PB |
NLA 5.432.201 |
Lesser B-backed Gull |
male, 5CY-type |
ringed: May 16 2006 |
Moerdijk, now: |
Forteiland IJmuiden, - |
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Relations: |
Y.ABV female, partner 2008 |
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Lesser Black-backed Gull (graellsii) PB sub-adult, May 16 2006, Moerdijk, the Netherlands. Picture: Mars Muusse.
Ringed as breeding 5CY or sub-adult on May 16 2006 at at Tetrapak Moerdijk, by Roland-Jan Buijs.
Wing 430 mm.
Grey tone 10.
P10: full sub-terminal band; mirror on both webs.
Division on P10: Sharp division between grey and black on underwing.
P9: mirror only on one web.
P5: complete band.
Black on 7 primaries.
Black on primary coverts: yes, which is black has to exceed shaft streak (only black on shaft is 0)
No red on upper mandible.
Black on upper and lower mandible.
Orbital ring is red.
PMS = 0.
Date =
May 16 2006.
below: Lesser Black-backed Gull (graellsii) PB 5CY-type, May 16 2006, Moerdijk, the Netherlands. Picture: Mars Muusse.
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