Sub-adult gull

Sub-adult gull

Observation - Sub-adult gull. Description: Gull - approx herring gull size on Estuary. Mantle clearly lighter grey than local yellow-legged gulls. Dark end-third of bill and greyish, not pink, legs suggests Andouin's gull, but bill base yellow, not red which would be commoner in 2nd winter Andou

Gull - approx herring gull size on Estuary. Mantle clearly lighter grey than local yellow-legged gulls. Dark end-third of bill and greyish, not pink, legs suggests Andouin's gull, but bill base yellow, not red which would be commoner in 2nd winter Andouin. Generally rather scruffy, sick or moulting?