Lesser Black-backed Gull graellsii R.CRN 2CY, May 09 2017, Leixões harbour, Matosinhos, Portugal. Picture: José Marques.
	  Please visit José's FLICKR PHOTO STREAM and also José Blog "Seabirds Portugal". 
      OBSERVATION REPORT 
  ∞ 
        RINGS 
        Color ring - R[R.CRN] 
        Metallic ring - GA11192 
        EURING code - 05910 - www.cr-birding.org/node/1232 
        Right leg (tarsus) metallic  ring 
        Left leg (tarsus) - Red ring  with a white four alpha code 
        Ringer - Mike Marsh 
        Age at first ring - pullus -  Date - 2016.07.09 
        Place where ringed - Havergate  Island, Orford, Suffolk, England 
  ∞ 
        SPECIES 
        Type of bird - Larus fuscus 
        Age & Sexe - Immature -  unknown 
  ∞ 
        OBSERVATION 
        Date of the sighting - 09.05.2017  - Time - morning 
        - my sightings/2017 - 1 -  total of my sightings: 1 
        Place - Leixões harbour,  Matosinhos, Portugal 
        Coordinates: - 41.1823988,  -8.6970061 
  ∞ 
        LIFE HISTORY 
        Date Location Observer 
        09.07.2016 Havergate Island,  Orford, Suffolk, England - Ringer 
      09.05.2017 Leixões harbour, Matosinhos,  Portugal – José Marques 
Tertials and  covert panel still juvenile. 
 
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