Lesser Black-backed Gull graellsii ISR 351412 adult, September 06 2017, Leixões Harbour, Matosinhos, Portugal. Picture: José Marques.
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OBSERVATION REPORT
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RINGS
Metallic ring - M[351412]
Right leg (tarsus) – Metallic ring (Reykjavik)
Left leg (tarsus) - datalogger
Ringer - Gunnar Þ. Hallgrímsson
Age at first ring - Adult breeding, with nest - Date - 2016.06.28
Place where ringed - Garðaholt, Garðabær - Iceland
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SPECIES
Type of bird - Larus fuscus
Age & Sexe - Ad. - unknown
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OBSERVATION
Date of the sighting - 06.09.2017 - Time - morning
- my sightings/2017 - 1 - total of my sightings: 1
Place - Matosinhos beach, Matosinhos, Portugal
Coordinates: - 41.176885 – 8.693382
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LIFE HISTORY
Date Location Observer
06.09.2017 Matosinhos Beach, Matosinhos, Portugal – José Marques
With geolocator. Several scaps obviously fresh. Such fresh feathers don't seem to be present in the wing-coverts.

Ringed in the vicinity of Reykyavik.

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