Australian Crake

Australian Crake

UncommonGBIF 27.6·Dongniao Rarity Index9.17

Porzana fluminea· 秧鸡科· Gruiformes

Australian Crake(学名:Porzana fluminea),是鹤形目秧鸡科田鸡属的鸟类。具黄色腿和喙,上体呈深褐色并饰有独特的黑白斑纹,下体为青灰色,覆羽下可见白色羽毛。该物种是澳大利亚唯一的斑田鸡属成员。

Species Profile

IOC World Bird List

Australian Crake

Porzana fluminea· Rails, Crakes, Hens, Coot

19-23 cm. Dark crake with fine white streaks on olive-brown upperparts; white undertail-coverts. Bill olive-green with red base; eye red; face blackish; throat/breast dark grey; flanks barred black/white; legs green. Juvenile: duller; upperparts spotted white; underparts greyish. Singles, pairs, open companies: ventures from tussocks, reeds on shallow margins of rivers, wetlands, saltmarshes. Wades, swims, walks on floating plants.

Other names
Spotted Crake; Australian Crake.
Similar Species
Baillon's Crake.
Voice
staccato, high-pitched double notes, descending; wheezing; whirring chatterings.
Habitat
drying fresh, brackish or salt swamps with cover of water-ribbons; sedges, bullrushes, clumps of rush or tussocks; 'samphire' around saltmarshes, saltfields, salt lakes, inland and coastal.
Breeding
Aug.-Jan.; autumn where conditions favourable.
Nest
shallow cup, with ramp of trampled material and canopy of grass, rush-stems, etc.; in rushes, water-ribbons; over water.
Eggs
4-5 (6); olive-brown, spotted red-brown and black.
Range & Status
Fairly common in se. Aust., especially Murray-Murrumbidgee region; extending far inland when water conditions suitable, e.g. Alice Springs sewage farm. Widespread but uncommon in coastal WA including Kimberley region; scarce in tropical n. Aust. and Tas. Present Kangaroo I. (SA). Dispersive; irruptive; movements influenced by rainfall.