Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

Lesser Black-backed Gull graellsii 6||Z 2CY, March 09 2017, 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 - Y[6IIZ]
Metallic ring - 5513673
EURING code - 05910 - www.cr-birding.org/node/1196
Right leg (tibia) - Yellow ring with a black two alpha-numeric code
Left leg (tibia) - Metallic ring
Ringer - Roland-Jan Buijs
Age at first ring - Pullus - Date - 2016.07.01
Place where ringed - Markiezaat (Spuitkop), Noord-Brabant, Holland
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SPECIES
Type of bird - Larus fuscus
Age & Sexe - immature - unknown
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OBSERVATION
Date of the sighting - 09.03.2017 - 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
27-08-2016 Hendrik-Ido-Ambacht (Sophiapolder), Zuid-Holland, NL - Cornelis Fokker
17-09-2016 Den Haag (Troelstrakade), Zuid-Holland, NL - N.Huig & R. van Oosteroom
09-03-2017 Matosinhos (Haven), Douro Litoral, PORTUGAL - José Amaral Marques

Coverts and tertials juvenile. All scaps, except for some rear scaps, replaced.