Australian Pied Cormorant

Australian Pied Cormorant

OccasionalGBIF 8.2·Dongniao Rarity Index8.00

Phalacrocorax varius

英文名:Australian Pied Cormorant,学名:Phalacrocorax varius,是鲣鸟目鸬鹚科鸬鹚属的鸟类。中型鸟类。广泛分布在澳大利亚沿海及内陆水域,以及新西兰的北岛北部和斯图尔特岛。该鸟以黑白相间的羽毛、长而呈象牙色的喙为显著特征。

Species Profile

IOC World Bird List

Australian Pied Cormorant

Phalacrocorax varius· Cormorants, Shags

66-80 cm; span c. 1.5 m. Largest white-breasted cormorant: bill long, slender, horn-coloured. Breeding Plumage: facial skin orange-yellow between eye and bill, reddish on chin; eye-ring blue; white facial plumage extends to just above eye. Looks whiter than Little Pied, with slab-sided white neck; bold black flank mark when perched. Immature: smutty brown of upperparts extends onto white face and neck, often with patchy band across upperbreast; bill dark horn; yellow patch between eye and bill. Singles, small parties, companies of thousands on w. coast. Wary, roosts on piles, dead trees over water, lonely sandspits, mangroves. Flight strong, direct, in V-skeins in company; wingbeats slower than Little Pied.

Other name
Yellow-faced Cormorant, Australian Pied Cormorant, Large Pied Cormorant.
Similar Species
Black-faced Cormorant: black bill and facial skin. Little Pied: much smaller; bill stubbier, yellower on sides; long white eyebrow; no adult flank mark. Distinguish Little Pied Cormorant, imm., from Pied imm. by size, and stubbier, part-yellow bill; smutty black plumage of crown covers eye.
Voice
at breeding colony; guttural cacklings, croakings and screams.
Habitat
coastal waters with sloping shorelines: estuaries, bays, tidal inlets; large inland lakes and rivers, irrigation ponds, coastal mangroves and offshore islands SA and WA; often far inland in n. and e. Aust.
Breeding
all seasons.
Nest
flat bulky mass of seaweed, sticks; in colonies on ground or low shrubs on islands, mangroves, trees over water; on beacons.
Eggs
2-5; dirty green-white.
Range & Status
Aust. mainland, casual King I. (Tas.). Abundant coastal WA and SA e. of Bight; moderately common Vic., NSW and Q on coastal lakes, estuaries and Murray-Darling basin. Sedentary and nomadic. Also NZ.
Distribution key to races
1. Phalacrocorax varius hypoleucos