Herring Gull (juvenile)Black-headed GullBlack-headed GullBlack-headed GullBlack-headed GullBlack-headed GullBlack-headed GullHerring GullBlack-headed GullHerring GullHerring GullGreat Blacked-backed and Lesser Black-backed GullsGreat Black-backed GullsHerring Gull (juvenile)Lesser Black-backed GullHerring Gull (juvenile)Herring Gull (juvenile)Herring Gull (juvenile)Great Black-bcked GullHerring Gull (juvenile)