Buller's Gull, Black-billed Gull (Chroicocephalus bulleri)

Order: Charadriiformes
Family: Laridae
Genus: Chroicocephalus
Species: bulleri

Members' Notes:


On Dec 6, 2012, RosinaBloom from Waihi
New Zealand (Zone 1) wrote:

The Black-billed Gull is found only in New Zealand. It is essentially an inland gull, a specialised feeder, and the least likely to scavenge. During the summer thousands of pairs breed in Southland on shingle islands and at the shores of lakes and rivers. They breed in large colonies in Otago and Canterbury. A few nest in the North Island. In winter many migrate to the coast, especially to the southern shores of the North Island. They feed in open country, on lakes and rivers and at city parks and playing fields. They eat insects, small freshwater fish, invertebrates, earthworms, and flies. They catch surface aquatic animals while swimming, hovering and dipping, and seldom immerse more than their heads and necks. When feeding in flocks over small fish they attract other gulls. Such concer... read more