For more information about Black Headed Gulls: https://www.rspb.org.uk/birds-and-wildlife/wildlife-guides/bird-a-z/black-headed-gull/
These photos taken near Waldringfield, show winter plumage but black headed gulls are resident all year round. Thier summer plumage has distinctive dark brown/black head. They are often seen following the plough on the fields around the river.


