Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) adults and chicks on nests on a ledge of the Tyne Bridge. Newcastle, UK. June

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) adult perched on chimney pots, Newcastle, UK. June

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) adult in flight over Newcastle city centre. Newcastle, UK. June.

Oscar Dewhurst / Black-legged kittiwakes (Rissa tridactyla) on nests on the Tyne Bridge in Newcastle city centre. Newcastle, UK. May.

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) shaking its feathers whilst in flight over the River Tyne. Newcastle, UK. May.

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) in flight over the River Tyne. Newcastle, UK. May.

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) in flight over Newcastle city centre. Newcastle, UK. May

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) pair calling whilst perched on netting on a building in Newcastle city centre. The netting is erected on listed buildings as a deterrent to stop birds nesting...

Oscar Dewhurst / Black-legged kittiwakes (Rissa tridactyla) on nests on the edge of the Tyne Bridge in Newcastle city centre. Newcastle, UK. May

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) adult killed in netting erected on listed buildings in Newcastle city centre to prevent the birds from nesting and defecating on them. Newcastle, UK. May

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) in flight over Newcastle city centre in a blizzard. Newcastle, UK. March.

Oscar Dewhurst / Black-legged kittiwake (Rissa tridactyla) juveniles on an artificial nesting tower built in Gateshead, Newcastle, UK. July