sub-adult: February
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Great Black-backed Gull (Larus marinus) JA615 4cy: February 01 2011, Scheveningen, the Netherlands.
Mirror on P10, large white spots on outer primaries, but still barred greater coverts.
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![9101.jpg (76303 bytes)](../images/2011/black_JA615th.jpg) |
Great
Black-backed Gull (Larus marinus) sub-adult: February
04 2002, IJmuiden, the Netherlands (52.27
N, 4.33 E).
In many respects this resembles an adult bird. Nevertheless, some immature
features can be see as the well-developed bill-band, the brown old
coverts, scapulars and especially lowest tertials. |
![9101.jpg (76303 bytes)](../images/subad/9101_small.jpg) |
Great
Black-backed Gull L. marinus 4cy,
February 09 2003, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
![8551.jpg (66883 bytes)](../images/subad/8551_small.jpg) |
Great
Black-backed Gull L. marinus 4cy,
February 09 2003, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
![8571.jpg (78709 bytes)](../images/subad/8571_small.jpg) |
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