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Hardhead

Aythya australis

Least Concern

Размах крыльев

42,7 cm

Масса

803,75 g

Семейство

Anatidae

Отряд

Anseriformes

О нас

A medium-sized diving duck. Males have rich chestnut-brown body, white eye, and blue-grey bill; females are similar but duller. Australia's only widespread diving duck. Nomadic; follows inland flooding. Forms large rafts on deep lakes.

Physical Description

Measurement	Value	Imperial
Размах крыльев	42,7 cm	16.8 in
Масса	803,75 g	28.35 oz

Идентификация

Оперение

Males dark chocolate-brown with white undertail and flanks. White eye conspicuous. Blue-gray bill with white band and black tip. Females similar but brown with brown eye. Bold white wing stripe in flight. Australian endemic.

Habitat & Range

Deep freshwater lakes, rivers, and reservoirs across Australia and New Guinea. Nomadic in Australia, following seasonal inland flooding. Prefers deep water with submerged aquatic plants.

🌿 Wetland 🏖️ Coastal

Географический ареал

Breeds in northern prairie potholes; winters along the Pacific coast of North America from British Columbia to Baja California.

Diet & Feeding

Dives for molluscs, crustaceans, and aquatic invertebrates in coastal habitats; diet shifts between invertebrate types seasonally.

Охранный статус

Least Concern

IUCN Red List

Поведение и размножение

Гнездование

Nest type: PL. Incubation: 25-32 days.

Размер кладки

6-18

Звук

Пение

Male produces a deep, purring wheeze; female gives a grating quacking series. Calls closely resemble Common Pochard; the female's harsh notes carry far across Australian freshwater lakes.

Таксономия

Kingdom	Animalia
Phylum	Chordata
Class	Aves
Отряд	Anseriformes (Waterfowl)
Семейство	Anatidae (Ducks, Geese & Swans)
Genus	Aythya
Виды	Aythya australis

Distribution

Hardhead has been recorded in 5 countries.

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Присутствует Not recorded

countries highlighted

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom

External Databases

Часто задаваемые вопросы

What does the Hardhead eat?

Dives for molluscs, crustaceans, and aquatic invertebrates in coastal habitats; diet shifts between invertebrate types seasonally.

Where does the Hardhead live?

Deep freshwater lakes, rivers, and reservoirs across Australia and New Guinea. Nomadic in Australia, following seasonal inland flooding. Prefers deep water with submerged aquatic plants.

Is the Hardhead endangered?

The Hardhead has a conservation status of Least Concern.

How does the Hardhead nest?

Nest type: PL. Incubation: 25-32 days.

What does the Hardhead sound like?

Male produces a deep, purring wheeze; female gives a grating quacking series. Calls closely resemble Common Pochard; the female's harsh notes carry far across Australian freshwater lakes.

How big is the Hardhead?

The Hardhead has a wingspan of 42.7 cm, weight of 803.75 g.

What order and family does the Hardhead belong to?

The Hardhead (Aythya australis) belongs to the order Anseriformes and the family Anatidae.