Great Black-backed Gull- Grote Mantelmeeuw (marinus)

(last update: 16-3-2007)

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gbbg 1cy Aug-Sept
gbbg 1cy October
gbbg 1cy November
gbbg 1cy December

gbbg 2cy January
gbbg 2cy February
gbbg 2cy March
gbbg 2cy April
gbbg 2cy May
gbbg 2cy June
gbbg 2cy July
gbbg 2cy August
gbbg 2cy September
gbbg 2cy Oct-Nov

gbbg 3cy January
gbbg 3cy February
gbbg 3cy March
gbbg 3cy April
gbbg 3cy May
gbbg 3cy June
gbbg 3cy July
gbbg 3cy August
gbbg 3cy September
gbbg 3cy October
gbbg 3cy December

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gbbg ad Jan-April
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sub-adult: October

Great Black-backed Gull (Larus marinus) 4cy JTV5: October 10 2004, Westkapelle, the Netherlands (51.33N - 03.25E).
Primary p7 fully grown and no old primaries left. Note the variegated pattern in the lower tertial. Ringed in summer 2001. Picture Pim Wolf.
jtv5wk281004.jpg (97894 bytes)
Great Black-backed Gull (Larus marinus) 4cy JE4H October 05 2006, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage. gbbg
Great Black-backed Gull (Larus marinus) sub-adult: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary p6 fully grown and p10 still not shed.
6867.jpg (63330 bytes)
Great Black-backed Gull (Larus marinus) sub-adult: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary p7 fully grown and no old primaries left. Note the variegated pattern in the lower tertial.
6861.jpg (78118 bytes)
Great Black-backed Gull (Larus marinus) sub-adult: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary p8 fully grown and no old primaries left.
6865.jpg (56476 bytes)
Great Black-backed Gull (Larus marinus) sub-adult: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary p8 fully grown.
6866.jpg (73773 bytes)