Chestnut Teal

Identification

The chestnut teal is a dabbling duck that is notably darker and slightly larger than its close relative, the grey teal. Sexual dimorphism is pronounced in this species. Males are instantly recognizable by their distinctive green-coloured head contrasting with a mottled brown body, making them unmistakable in the field. Females are more subdued in appearance, featuring a brown head and mottled brown body that closely resembles the grey teal, which can present an identification challenge for less experienced observers.

One useful identifying feature is the female's vocalizations: she produces a loud, penetrating "laughing" quack that is repeated rapidly nine times or more, a distinctive sound that can aid identification, particularly when visual confirmation is difficult.

Range & habitat

The chestnut teal is commonly distributed throughout south-eastern and south-western Australia, with Tasmania and southern Victoria forming the species' stronghold. While primarily an Australian species, vagrants have been recorded well beyond the normal range, occurring as far north as New Guinea and Lord Howe Island, and as far south as New Zealand, indicating occasional long-distance dispersal.

This species shows a strong preference for coastal estuaries and wetlands, though it is remarkably indifferent to salinity levels, allowing it to thrive in both freshwater and saline environments. As an omnivore, it is well-adapted to the diverse food sources available in these coastal habitats.

Behaviour & diet

Chestnut teals form monogamous pairs that remain together even outside the breeding season, demonstrating strong pair bonds. Both members of a breeding pair actively defend the nest site and cooperatively care for the young once they hatch. The species is omnivorous, allowing it to exploit a variety of food sources available in its coastal and wetland habitats.

Young chestnut teals develop rapidly, hatching and becoming ready to swim and walk within just a day. This precocial development is typical of dabbling ducks and reflects adaptation to life in exposed coastal environments where swift mobility is advantageous for survival.

Best time & places to see it

For the best opportunities to observe chestnut teals, visit Tasmania and southern Victoria, where populations are most concentrated and reliable. These regions' numerous coastal estuaries and wetlands provide ideal habitat for the species. The birds' preference for coastal areas makes them relatively accessible to travellers and wildlife enthusiasts exploring Australian shorelines and wetland reserves.

Photography tips

Photographing male chestnut teals offers excellent opportunities due to their striking green heads and contrasting plumage, which stand out particularly well against water and natural backgrounds. Female birds are more challenging to photograph compellingly, but their subtle brown tones can be beautifully rendered in soft morning or evening light. Early dawn visits to coastal estuaries and wetlands will maximize your chances of encountering active birds and capturing them during feeding or social interaction.