Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

Lesser Black-backed Gull graellsii 025:F 1CY, October 06-10 2016, 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 - O[025:F]
Metallic ring
EURING code - 05910 - www.cr-birding.org/node/3735
Right leg (tarsus) – metal ring
Left leg (tarsus) - Orange ring with a black four alpha-numeric code
Ringer - John Davies,
Age at first ring - Pullus - Date - 2016.07.05
Place where ringed - Inchcolm,Firth of Forth near Edinburgh, Scotland
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SPECIES
Type of bird - Larus fuscus
Age & Sexe - Immature - unknown
∞
OBSERVATION
Date of the sighting - 06.10.2016 - Time - morning
- my sightings/2016 - 2 - total of my sightings: 2
Place - Leixões harbour, Matosinhos, Portugal
Coordinates: - 41.1823988, -8.6970061
∞
LIFE HISTORY
Date Location Observer
05.10.2016 Matosinhos Beach, Matosinhos, Portugal – Armando Mota
06.10.2016 Matosinhos Beach, Matosinhos, Portugal – José Marques
10.10.2016 Leixões harbour, Matosinhos, Portugal – José Marques

Several scaps replaced. Coverts and tertials juvenile.

below: Lesser Black-backed Gull graellsii 025:F 1CY, October 06 2016, Matosinhos beach, Matosinhos, Portugal. Picture: José Marques.

Few scaps replaced. Notched fringes in coverts and tertials somewhat reminiscent of Herring Gull.