Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

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LBBG rings

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lbbg 3cy May
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Lesser Black-backed Gull graellsii T.P 2CY, June - July 2015, Leixões Harbour, Matosinhos, Portugal. Picture: José Marques.

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

OBSERVATION REPORT
Color ring - B[T.P]
Metalic ring - 5505216
EURING code - 05910
SPECIES
Type of bird - Larus fuscus
Age & Sexe - Immature - unknown
RINGS
Right leg (tibia)-Blue ring with white two alpha-code
Right leg (tarsus)-Metallic ring
Left leg (tibia)-Black ring
Ringer - Hans Keijser
Age at first ring - Pullus - Date 30.06.2014
Place where ringed - Maasvlakte, Zuid-Holland
OBSERVATION
Date of the sighting - 19/06/2015
Place: Leixões harbour, Matosinhos, Portugal
Coordinates: 41.1823988,-8.6970061
LIFE HISTORY
Date - Location - Observer
30.06.2014-Maasvlakte, Zuid-Holland-Hans Keijser
19.06.2015-Leixões harbour, Matosinhos, Portugal-José Marques
03.07.2015-Leixões harbour, Matosinhos, Portugal-José Marques
10.07.2015-Leixões harbour, Matosinhos, Portugal-José Marques

below: Lesser Black-backed Gull graellsii T.P 2CY, July 10 2015, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

below: Lesser Black-backed Gull graellsii T.P 2CY, July 03 2015, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.

Bird halfway the complete moult.

below: Lesser Black-backed Gull graellsii T.P 2CY, June 19 2015, Leixões Harbour, Matosinhos, Portugal. Picture: José Marques.

Bird in complete moult: several coverts missing. Many coverts and tertials were replaced last winter in a partial moult, now worn. Note new 2nd gen rectrices.