Is this a Gadwall

Is this a Gadwall

Observation - Is this a Gadwall. Description: This bird was seen on the apron of Abberton Reservoir. I was not certain what it could be as it was in rather scruffy condition with moult. The cheeks were rather pale and it appears to have a orange line round the beak

This bird was seen on the apron of Abberton Reservoir.
I was not certain what it could be as it was in rather scruffy condition with moult. The cheeks were rather pale and it appears to have a orange line round the beak