Lesser Black-backed Gull (graellsii & intermedius)
(last update: May 17 2015)
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Lesser Black-backed Gull graellsii F:367 2CY, June 16 - August 17 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 - B[F:367]
Metallic ring
EURING code - 05910 - www.cr-birding.org/nl/node/2513
Right leg (tarsus) – Metallic ring
Left leg (tarsus) - Blue ring with a white 4 alpha-numeric code
Ringer - Viola Ross
Age at first ring - - Date -
Place where ringed - England
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SPECIES
Type of bird - Larus fuscus
Age & Sexe - immature - unknown
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OBSERVATION
Date of the sighting - 16.06.2017 - Time - morning
- my sightings/2017 - 1 - total of my sightings: 1
Place - Leixões harbour, Matosinhos, Portugal
Coordinates: - 41.1823988, -8.6970061
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LIFE HISTORY
Date Location Observer
16.06.2017 Leixões harbour, Matosinhos, Portugal – José Marques
22.06.2017 Leixões harbour, Matosinhos, Portugal – José Marques
25.07.2017 Leixões harbour, Matosinhos, Portugal – José Marques
17.08.2017 Leixões harbour, Matosinhos, Portugal – José Marques
below: Lesser Black-backed Gull graellsii F:367 2CY, August 17 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.
P7 fully grown. New moult wave started in upper tertial and central MC (partial autumn moult in 2CY autumn birds).
below: Lesser Black-backed Gull graellsii F:367 2CY, July 25 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.
P6/P9.
below: Lesser Black-backed Gull graellsii F:367 2CY, June 22 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.
P8-P10 old.
below: Lesser Black-backed Gull graellsii F:367 2CY, June 16 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.
Complete moult started, reflected by the fresh coverts, obviously in better condition than the old juvenile coverts. P6 missing.
