Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

Lesser Black-backed Gull graellsii BTO GG70601 27CY, June 26 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 -
Metalic ring - GG70601
EURING code
SPECIES
Type of bird - Larus fuscus [Lesser Black-backed Gull]
Age & Sexe - 26 years - Unknown
RINGS
Left leg (tarsus)-
Right leg (tarsus) - Metallic ring
Ringer - Shaw and Armstrong
Age at first ring - Pullus - Date 01.07.1989
Place where ringed: South Walney Bird Observatory, Cumbria, England
OBSERVATION
Date of the sighting - 26/06/2015
Place: Leixões harbour, Matosinhos, Portugal
Coordinates: 41.182341,-8.6971609
Inscriptions on Metallic Ring:
BTO BRITISH MUSEUM
NAT. HIST. LONDON SW7
GG70601
LIFE HISTORY
Date - Location - Observer
01.07.1989 - South Walney Bird Observatory, Cumbria, England - Shaw and Armstrong
26.06.2015 - Leixões harbour, Matosinhos, Portugal - José Marques

This bird has a strain or an injury on the right wing. However, I saw it fly about 200 meters, with well-directed flight.