- Mergus serrator
Identification
L. 52-58 cm
W. 67-82 cm
Long, thin red bill with serrated edges
Adult Male
- Dark head with a green sheen
- White neck with
- Rusty breast
- Black back
- White underparts
Adult Female
- Rusty head
- Greyish body
Juvenile
Like the female, but lack the white collar and have a smaller white wing patch.
Distribution
North America, Greenland, Europe and Asia.
Taxonomy
Habitat
Freshwater lakes and rivers.
Behaviour
This is a diving duck. The diet is mainly small fish, aquatic insects and frogs.
Voice
The call of the female is prak prrak
<flashmp3>Mergus serrator (song).mp3</flashmp3>
Listen in an external program