Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)

Franklin's gull (1st summer) at Abberton Reservoir, Essex (Thu 12 May 2016)