Smew vs. Smee

A small Eurasian diving duck (Mergellus albellus), the male of which has white and black plumage and a white crest.

The pintail, wigeon, pochard, or smew.

A small compact diving duck, Mergus albellus, that breeds in the northern taiga of Europe and Asia and winters on sheltered coasts or inland lakes.

The pintail duck.

Small European merganser (Mergus albellus) which has a white crest; - called also smee, smee duck, white merganser, and white nun.

Smallest merganser and most expert diver; found in northern Eurasia