Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

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LBBG rings

lbbg 1cy May
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lbbg 1cy July
lbbg 1cy August
lbbg 1cy September
lbbg 1cy October
lbbg 1cy November
lbbg 1cy December

lbbg 2cy January
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lbbg 2cy May
lbbg 2cy June
lbbg 2cy July
lbbg 2cy August
lbbg 2cy September
lbbg 2cy October
lbbg 2cy Nov - Dec

lbbg 3cy Jan-April
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lbbg 3cy June
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lbbg 3cy August
lbbg 3cy September
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lbbg 3cy Nov - Dec

lbbg sub-ad Jan-April
lbbg sub-ad May
lbbg sub-ad June
lbbg sub-ad July
lbbg sub-ad Aug
lbbg sub-ad Sept
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lbbg adult January
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Lesser Black-backed Gull graellsii 1||L 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 - Y[1IIL]
Metallic ring
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 - - Date -
Place where ringed - Holland

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
09-05-2017 Leixões harbour, Matosinhos, Portugal - José Amaral Marques

Probably ringed as pullus on July 08 2016 at Europoort (Beneluxhaven), Zuid-Holland, Holland
Missing upper tertial and fresh grey covert indicate that complete moult in inner primaries is probably started.