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 LC    Dusky Gerygone* Id (Atlas):
    Gerygone tenebrosa

Description (10)
Image of Dusky Gerygone
 

Other Names (World)
Dusky Gerygone, Dusky Fairy-warbler, Dusky Flyeater, Dusky Warbler

Family
Acanthizidae (Thornbills)

Size
11 - 12 cm

First Described (Guide)
(Hall, 1901)

Derivation
Gë-ryg'-on-e - Gk, gerygone, born of sound: ten-e-brö'-sa - L., tenebrosus, dark

Habitat
Mangroves, especially those associated wih forests and woodlands.

Range (Guide)
Australia (B).

Image of Range of Dusky Gerygone
 
Population
Estimated population is unknown (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Habits
Usually singly but sometimes in loose feeding groups of four or five.

Food
Mostly insects but occasionally spiders, snails and crabs.

Voice
A slow, 'chew chew chew wee'. Also a whistler-like 'chif chif choowet'.



Xeno-Canto Sound Files (more (1)...)

 
Dusky Gerygone (Gerygone tenebrosa) [XC720415]
     by id from Crab Creek Mangroves, Roebuck Bay, Western Australia, Australia (?)

 
Dusky Gerygone (Gerygone tenebrosa) [XC107940]
     by Nigel Jackett from Mangrove Bay, Cape Range National Park, Exmouth, Australia (song)

Nest
Dome-shaped, rather compact, with a side-entrance and a short tail-piece, composed of bark strips and bound with cobweb, suspended in a mangrove up to 2 meters above the ground.

Eggs (Guide)
2, sometimes 3; matt, white spotted with red-brown, particularly at the larger end; oval; about 18 x 12 mm.

Young
Altricial, nidicolous. Fed by both parents.

Subspecies
Possibly a member of the "Western Gerygone (Gerygone fusca) group". Subspecies weakly differentiated. Proposed subspecies whitlocki (Exmouth Gulf east to Cape Keraudren) considered synonymous with christophori.

The following 2 subspecies are recognised:

  • tenebrosa (Hall, 1901)   -  Coastal south-western Kimberley Divide, WA from Brunswick Bay, south to La Grange.
  • christophori Mathews, 1912   -  Coast of Pilbara Divide, central-western WA, from Cape Keraudren, south to northern Shark Bay.



References
See References.

The Field Guide to the Birds of Australia Pizzey, G., and Knight, E., 1997, Angus & Robertson, Sydney ISBN 0 207 19691 5
Field Guide to Australian Birds Morecombe, M., 2000, Steve Parish Publishing Pty Ltd. ISBN 1 876282 10 X
Field Guide to the Birds of Australia Simpson, K., and Day, N., 1999, 6th Edition, Viking ISBN 0 670 87918 5
Reader's Digest Complete Book of Australian Birds 1988, 2nd Edition, Reader's Digest ISBN 0 949819 99 9
What Bird is That? 1984, Revised Edition, Angus & Robertson, Sydney ISBN 0 207 14846 5
Handbook of Australian, New Zealand & Antarctic Birds 1990 - , Oxford University Press, Melbourne ISBN 0 19 553244 9


Files:
JPG files for Dusky Gerygone (Gerygone tenebrosa) - 10 filesMP3 files for Dusky Gerygone (Gerygone tenebrosa) - 1 files


More Information

BirdLife International

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