visits the northern harbour mudflats

Size
Length: 40-45 cm, Weight: 300-500 g
Lifespan
10-15 years
Diet
Carnivorous. Feeds on small crabs, worms, molluscs, and insects. Probes deep into soft mud using the curved, sensitive bill. Forages on mudflats and estuaries.
Habitat
Mudflats, estuaries, saltmarshes, and coastal lagoons. Prefers areas with soft mud for probing. Breeds on Arctic tundra near water.
Range
Breeds across Arctic Europe, Asia, and North America. Winters in Africa, southern Asia, Australia, and New Zealand. In New Zealand, a regular visitor to northern and eastern coasts.
Endemism
Visitor
Main Threats
Reclamation of tidal mudflats in the Yellow Sea, a critical migration stopover site. Climate change affecting Arctic breeding habitat and insect emergence. Disturbance of feeding and roosting sites.
Population
Global population estimated at 1-2 million birds but declining. In New Zealand, a regular but uncommon summer visitor to northern harbours and estuaries.
Conservation Status
data_deficient
Human Risk
harmless
Handling Note
migratory wader, do not approach or disturb on feeding grounds
Conservation Note
Vagrant shorebird; not assessed for conservation status in New Zealand.
Te Ao Māori
The whimbrel has no recognised Māori name. It is a regular but uncommon visitor rather than a resident species. It belongs to the wider family of migratory shorebirds. These birds travel the great flyways of Asia and Australasia. In Māori tradition, such birds were seen as travellers from distant lands. Their arrival marked the turning of the seasons. They were indicators of seasonal change. The whimbrel fits this pattern. It is not a permanent resident. It is a seasonal guest. Its presence is noted but not central to local lore. It remains a visitor from afar.
A large, brown curlew with a striped head and a long, decurved bill. The bill curves downward like a question mark. This bird is a common sight on New Zealand's estuaries and harbours during summer. It is a regular visitor from its breeding grounds in the Arctic. It is closely related to the eastern curlew but smaller. It has a shorter bill and a striped head. The plumage is streaked brown and buff above. It is pale below. A dark eye stripe runs across the face. A white stripe runs down the centre of the crown. The bill is long and curved. It is sensitive at the tip. The legs are long and grey. The bird is well camouflaged against the mud. It feeds on small crabs, worms, and molluscs. It probes deep into soft mud with its curved bill. It sews the mud like a needle. Head down, tail up, it moves steadily. A whimbrel feeding is focused. It does not look up. The call is a loud, ringing 'whim-bre-whim-bre'. It is often given in flight. The sound is distinctive. It is a series of seven or eight whistled notes that rise and fall. In New Zealand, whimbrels are regular but uncommon summer visitors. They arrive in October and leave in March. A few thousand birds visit each year. They scatter around the coast. They prefer northern harbours. Kaipara, Manukau, and the Firth of Thames are key sites. The whimbrel breeds across the Arctic. Its range extends from Alaska to Siberia. It breeds on wet tundra near lakes and rivers. The nest is a shallow scrape in moss or grass. Four eggs are laid. Both parents share incubation duties. The migration is long. Whimbrels fly from Siberia to New Zealand. The journey covers 15,000 kilometres. They stop in the Yellow Sea to refuel. This stopover is critical. The population is declining. The Yellow Sea mudflats have been reclaimed for industry and agriculture. This loss of habitat threatens the species. The whimbrel is often confused with the eastern curlew. The eastern curlew is larger. It has a longer bill. The whimbrel has a striped head. The curlew does not. The whimbrel is a bird of the open mudflats. It is a long-distance traveller. It connects the Arctic to the South Pacific. Its presence marks the turning of the seasons. It arrives with the summer warmth. It leaves before the winter chill. The numbers are not encouraging. The loss of stopover sites is a global issue. Local protection helps but cannot solve the whole problem. It carries on.