THE SURF SCOTER Œdemia perspicillata (Linnæus)
Reading edition
This North American species has on several occasions occurred on our coasts.
The male may be at once distinguished from the other Scoters by the presence of a broad patch of white on the forehead and another on the nape. In the female the nape patch is present though often indistinct. There is no white bar across the wing. Length 21 in.; wing 9·5 in.