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Short-tailed Shearwater

From Opus

Alternative name: Muttonbird, Slender-billed Shearwater

Ardenna tenuirostris
Photo by SeeTohStraits of Singapore, May 2019

Photo by SeeToh
Straits of Singapore, May 2019


[edit] Identification

41-43 cm.

  • Dark sooty-brown overall plumage
  • Pale chin with slightly paler breast and belly
  • Prominent whitish area along centre of underwing
  • Toes extend beyond tip of short tail
  • Dark bill, legs and feet

[edit] Similar species

Sooty Shearwater is larger, stiffer in flight, and the pale underwing panel is concentrated on primary coverts in this species.

[edit] Distribution

Breeds on small islands near Australia. In non-breeding season, disperses to northern Pacific and Beering sea, where performing a clock-wise movement ending near California for those birds not hurrying back to breed.

Photo by SeeTohStraits of Singapore, April 2017

Photo by SeeToh
Straits of Singapore, April 2017

[edit] Taxonomy

This is a monotypic species1.
Formerly placed in genus Puffinus.

[edit] Habitat

Small islands

[edit] Behaviour

The diet includes krill, squid and fish.

They excavate burrows for nests and 1 white egg is laid.

[edit] References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2015. The eBird/Clements checklist of birds of the world: v2015, with updates to August 2015. Downloaded from

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