Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

Lesser Black-backed Gull intermedius J779N 2CY, May 30 - June 01 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

Please visit José's FLICKR PHOTO STREAM and also José Blog "Seabirds Portugal".

OBSERVATION REPORT
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RINGS
Color ring - N[J779N]
Metallic ring - 4275622
EURING code - 05910 - www.cr-birding.org/node/1145
Right leg (tarsus) – Black ring with a white five alpha-numeric code
Left leg (tarsus) - Metallic ring
Ringer - Fløseth, Lennart - Molværsmyr, Sindre - Tronsen, Knut
Age at first ring - pullus - Date - 2016.06.20
Place where ringed - Store Revlingen, Rygge, Østfold, Norway
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SPECIES
Type of bird - Larus fuscus
Age & Sexe - immature - unknown
∞
OBSERVATION
Date of the sighting - 30.05.2017 - Time - morning
- my sightings/2017 - 2 - total of my sightings: 2
Place - Leixões harbour, Matosinhos, Portugal
Coordinates: - 41.1823988, -8.6970061
∞
LIFE HISTORY
Date Location Observer
20.06.2016 Store Revlingen, Rygge, Østfold, Norway - Ringers
30.05.2017 Leixões harbour, Matosinhos, Portugal – José Marques
01.06.2017 Leixões harbour, Matosinhos, Portugal – José Marques

below: Lesser Black-backed Gull intermedius J779N 2CY, June 01 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

belwo: Lesser Black-backed Gull intermedius J779N 2CY, May 30 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

All visible coverts were replaced in the post-juvenile moult, last winter, now already bleached. All rectrices and innermost secondaries were replaced in winter as well.
Complete moult started: P1-P2 growing, P3-P10 old juvenile.