Garganey vs Ruddy Duck

In short

The Garganey and Ruddy Duck are both small ducks but differ significantly in appearance and behavior. The Garganey is a dabbling duck with a distinctive white supercilium, while the Ruddy Duck is a stiff-tailed duck with a striking sky-blue bill in breeding males.

Identification tips

1. Look for the white supercilium on the Garganey, absent in Ruddy Ducks. 2. Check the bill color: breeding male Ruddy Ducks have a sky-blue bill, unlike the Garganey. 3. Observe tail position: Ruddy Ducks often have their tails cocked upwards. 4. Consider habitat: Garganeys are more likely in shallow waters, while Ruddy Ducks prefer deeper habitats.

Size

Both species are small ducks, but the Ruddy Duck has a more compact, chunky build compared to the more elongated shape of the Garganey.

Plumage

The Garganey features a bold white supercilium and a more subtle coloration overall, with males showing a mix of gray and brown. In contrast, the Ruddy Duck male is unmistakable with its bright chestnut body and sky-blue bill during the breeding season. Females of both species are more subdued, but the Ruddy Duck female has a distinctive dark cap and cheek stripe.

Behaviour

Garganeys are dabblers, often seen tipping forward in the water to feed, while Ruddy Ducks are divers, frequently seen with their tails cocked upwards. The Ruddy Duck is known for its unique and comical courtship displays.

Habitat

Garganeys prefer shallow freshwater habitats such as marshes and flooded fields, while Ruddy Ducks are often found in deeper waters, including brackish and saline coastal habitats.

Voice

Garganeys have a soft, rattling call, while Ruddy Ducks are generally quiet but may produce low grunts during courtship.