Great Black-backed Gull (Larus marinus)
Belmar marina NJ, USA - August 20, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren

Great Black-backed Gull (Larus marinus) - adult spring
Jones Beach,Nassau NY, USA - May 8, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren

Great Black-backed Gull (Larus marinus) - adult winter
Baldwin, New York, USA - January 29, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren

Great Black-backed Gull (Larus marinus) - juv molting to 1st winter
Breezy Point, Brooklyn New York, USA - November 13, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren

Great Black-backed Gull (Larus marinus) - juv molting to 1st winter
Breezy Point, Brooklyn New York, USA - November 13, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren

Great Black-backed Gull (Larus marinus) - juv molting to 1st winter
Breezy Point, Brooklyn New York, USA - November 13, 2005
Canon EOS 20D, Canon 400mm f/5.6L USM
© Martin Lofgren