Hooded Merganser vs Red-breasted Merganser

In short

The Hooded Merganser and Red-breasted Merganser are both diving ducks, but they can be distinguished by their head shape and plumage. The Hooded Merganser is notable for its striking, fan-shaped crest, while the Red-breasted Merganser has a more streamlined head with a shaggy crest.

Identification tips

1. Head Shape: Look for the Hooded Merganser's distinctive fan-shaped crest compared to the Red-breasted Merganser's shaggy crest. 2. Size: Note the larger size of the Red-breasted Merganser. 3. Plumage: Observe the bold black and white pattern of the male Hooded Merganser versus the more muted tones of the Red-breasted Merganser. 4. Habitat: Consider the environment; Hooded Mergansers are more likely in forested wetlands, while Red-breasted Mergansers are found in coastal areas.

Size

The Red-breasted Merganser is generally larger than the Hooded Merganser, with a longer body and wingspan.

Plumage

Male Hooded Mergansers have a bold black and white pattern with a large white crest, while females are brown with a smaller crest. Red-breasted Mergansers have a more muted coloration; males have a dark head with a greenish sheen and a reddish breast, while females are grayish with a reddish-brown head.

Behaviour

Both species are diving ducks that feed primarily on fish, but the Hooded Merganser also consumes aquatic insects and crustaceans. They both exhibit similar diving and foraging behaviors.

Habitat

Hooded Mergansers prefer forested freshwater wetlands and brackish estuaries, while Red-breasted Mergansers are more commonly found in coastal bays and large water bodies in tundra and boreal forest zones.

Voice

Vocalizations are not a primary distinguishing feature between these two species, as both are relatively quiet. However, the Hooded Merganser's calls are softer and less frequent.