Bird guideShort-tailed Shearwater

These are among the larger species of shearwater, which have been moved to a separate genus, Ardenna based on a phylogenetic analysis of mitochondrial DNA (Penhallurick & Wink, 2004).

⚠️Not listed
🌿Endemic to Australia
🍃Indigenous: Sooty Shearwater, Bonaparte Shearwater, Mutton-Bird, Tasmanian Mutton-Bird, Slender-Billed Shearwater, Short-Tailed Petrel, Slender-Billed Petrel, Seal-Bird

At a glance

FamilyShearwaters and Petrels
SizeSmall
RarityCommon
HabitatPelagic; mostly offshore and over open ocean, occasionally seen from coastal headlands during passage.
Best timeMost reliable in New South Wales from October to November.

Sounds

Sound sample
0:000:00
Recorded by Peter Boesman

Range map

Range map

200approx hotspots
31388approx records
4states
Low confidenceMediumHigh confidence

Aggregated occurance data is sourced from 14 different actively-updating datasets including eBird Australia, iNaturalist Australia, BirdLife Australia, and multiple state-based bird surveys through Atlas of Living Australia.

Species notes

Overview

Has narrow, crooked wings and flies with quick, snappy wingbeats. Variable underwing pattern, usually rather dark with a less distinct silvery flash than Sooty Shearwater, but difficult to judge depending on lighting. Common in the Pacific Ocean, especially around Australia and New Zealand and up to the Bering Sea. Unknown from South America. Extremely similar to Sooty Shearwater. Short-tailed is lighter and has more crooked wings; also look for slightly shorter bill and more rounded head.

Behavior

Can be abundant in ocean waters off Alaska, gathering in enormous flocks; less common further south.

Regional timing

New South Wales
Peak: October to November10,914 records
Victoria
Peak: January to March6,486 records
South Australia
Peak: January924 records
Tasmania
Peak: January to February3,973 records
Western Australia
Peak: November17 records
Queensland
Peak: November1,241 records
Australian Capital Territory
Peak: February22 records
Northern Territory
Peak: May17 records
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