Unidentified duck

Unidentified duck

Observation - Unidentified duck. Description: Pair seen at Spey estuary, north east Scotland. Large white speculum, so I don't think he is a mongrel mallard. Sorry the photo isn't sharp, taken at a distance through a scope.

Pair seen at Spey estuary, north east Scotland. Large white speculum, so I don't think he is a mongrel mallard. Sorry the photo isn't sharp, taken at a distance through a scope.