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Greater Scaup

Aythya marila

Least Concern

Flügelspannweite

42,7 cm

Gewicht

984,0 g

Familie

Anatidae

Ordnung

Anseriformes

Über uns

A medium-sized diving duck. Males have a rounded glossy green-tinged head, white flanks, and black breast; females are brown with white around the bill. Similar to Lesser Scaup but told apart by head shape and nail width. Found on large open water bodies.

Physical Description

Measurement	Value	Imperial
Flügelspannweite	42,7 cm	16.8 in
Gewicht	984,0 g	34.71 oz

Identifizierung

Gefieder

Males have glossy green-black rounded head; white flanks and belly; black breast and undertail; gray back. Yellow eye. Bill blue-gray. Females dark brown with white face patch around bill. Longer white wing stripe than Lesser.

Habitat & Range

Breeds on tundra and boreal lakes in the Arctic and subarctic across Eurasia and North America. Winters in large numbers on coastal bays, estuaries, and large lakes in temperate regions.

🌿 Feuchtgebiet 🌾 Grasland 🏖️ Küste 🌲 Wald

Geografisches Verbreitungsgebiet

Breeds in the high Arctic of North America; winters offshore on the Atlantic coast from Labrador to South Carolina.

Diet & Feeding

Eats molluscs, crustaceans, and aquatic invertebrates in coastal and freshwater habitats; diet shifts between invertebrate types.

Erhaltungsstatus

Least Concern

IUCN Red List

Verhalten & Brutverhalten

Nistverhalten

Nest type: CP. Incubation: 26-28 days. Fledging: 40-45 days.

Gelegegröße

4-12

Lautgebung

Gesang

Male gives a low, purring wheeze; female produces a harsh, rolling quacking sequence. Calls are very similar to Lesser Scaup but slightly lower-pitched; heard on open ocean bays in winter.

Taxonomie

Kingdom	Animalia
Phylum	Chordata
Class	Aves
Ordnung	Anseriformes (Wasservögel)
Familie	Anatidae (Enten, Gänse und Schwäne)
Genus	Aythya
Arten	Aythya marila

Distribution

Greater Scaup has been recorded in 5 countries.

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Vorhanden Not recorded

countries highlighted

🇧🇪 Belgien 🇩🇰 Dänemark 🇳🇴 Norwegen 🇸🇪 Schweden 🇺🇸 Vereinigte Staaten

External Databases

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What does the Greater Scaup eat?

Eats molluscs, crustaceans, and aquatic invertebrates in coastal and freshwater habitats; diet shifts between invertebrate types.

Where does the Greater Scaup live?

Breeds on tundra and boreal lakes in the Arctic and subarctic across Eurasia and North America. Winters in large numbers on coastal bays, estuaries, and large lakes in temperate regions.

Is the Greater Scaup endangered?

The Greater Scaup has a conservation status of Least Concern.

How does the Greater Scaup nest?

Nest type: CP. Incubation: 26-28 days. Fledging: 40-45 days.

What does the Greater Scaup sound like?

Male gives a low, purring wheeze; female produces a harsh, rolling quacking sequence. Calls are very similar to Lesser Scaup but slightly lower-pitched; heard on open ocean bays in winter.

How big is the Greater Scaup?

The Greater Scaup has a wingspan of 42.7 cm, weight of 984.0 g.

What order and family does the Greater Scaup belong to?

The Greater Scaup (Aythya marila) belongs to the order Anseriformes and the family Anatidae.