Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

Lesser Black-backed Gull intermedius NOS 492441 20cy & 25cy, November 2005, Westkapelle, the Netherlands.

Adult intermedius, from Scandinavia. Ringed as pullus on 05 July 1985 at Lindesnes, Vest-Agder, NO (57° 58' 47 , 7° 13' 11).

below: Lesser Black-backed Gull intermedius NOS 492441 20cy, October 19-21 2004, Westkapelle, the Netherlands. Picture by Pim Wolf.

About average primary moult score for mid October: P7 fully-grown, no old primaries left. The legs are yellow, the bill is yellow with the red gonydeal spot on both mandibles. There is black on both mandibles.

below: Lesser Black-backed Gull intermedius NOS 492441 25cy, November 15 2010, Westkapelle, the Netherlands. Picture: Pim Wolf.

P8 fg, P9-P10 growing.