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Overview
New Zealand grebe

New Zealand grebe

Wikipedia

The New Zealand grebe, also known as the New Zealand dabchick or weweia, is a member of the grebe family endemic to New Zealand.

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Distribution

Region

New Zealand (North Island)

Typical Environment

Found mainly on sheltered, well-vegetated freshwater lakes, ponds, and farm dams, especially in the Waikato, Bay of Plenty, and central volcanic plateau. It prefers quiet waters with dense reedbeds or raupo for cover and nesting. It rarely uses fast-flowing rivers or coastal habitats and is seldom seen on the sea. Outside the breeding season it may gather loosely on larger lakes but keeps close to vegetated margins.

Altitude Range

Sea level to 1000 m

Climate Zone

Temperate

Characteristics

Size25–29 cm
Wing Span40–45 cm
Male Weight0.23 kg
Female Weight0.21 kg
Life Expectancy6 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

Also called the New Zealand dabchick or weweia, this small grebe is almost entirely confined to the North Island. It builds floating nests anchored to emergent vegetation and the striped chicks often ride on a parent’s back. The species is a reluctant flier and usually escapes danger by diving rather than taking to the air.

Gallery

Bird photo
Bird photo
Bird photo
Adult grebe with insect

Adult grebe with insect

Adult with young chick

Adult with young chick

Adult and chick at Queen Elizabeth Park, Kāpiti Coast District

Adult and chick at Queen Elizabeth Park, Kāpiti Coast District

Behaviour

Temperament

secretive and wary

Flight Pattern

short rapid wingbeats; rarely flies and usually escapes by diving

Social Behavior

Typically found singly or in pairs during the breeding season; forms small loose groups on suitable lakes outside breeding. Pairs build floating nests anchored to emergent vegetation and cover eggs with wet plant material when leaving. Chicks ride on the parents’ backs and are fed small prey items. Territorial displays include head-bobbing and short chases across the water.

Migratory Pattern

Resident

Song Description

Vocalizations include sharp ticking and whistling notes, with soft trills given in contact between mates. Duetting can occur, especially near the nest, and calls carry over calm water.

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