Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

LBBG 1cy NLA 5.410.093October 17 2002 Scheveningen, the Netherlands.

Ringed on 24 June 2002 as pullus at Industrial complex Moerdijk, the Netherlands (51.41N 04.35E). In the left wing, all tertials are still juvenile, and so are the wing coverts, except the second greater coverts which is missing, median coverts #5-#6 are growing, #9 is growing, #10 is missing, #12 is growing, #13 is missing and the last visible median (#15) is still juvenile. Two lower lesser coverts are new and two are missing. Three lesser coverts are new and two are missing. The scapulars are mix of new second generation feathers (50%) and juvenile feathers (most in the lower scapulars).