Short-tailed Shearwater (Ardenna tenuirostris)
Illustration redrawn by AI from a real photograph

Short-tailed Shearwater

Ardenna tenuirostris (Temminck, 1836)

≈42 cmLength96 cmWingspan559 gWeight

It migrates back and forth across the Pacific between the Northern and Southern Hemispheres.

Most records: United States, Australia, New Zealand

Least Concern

How to identify

Field marks

  1. Tail tip relatively blunt
  2. Bill black

Male, female and young

Newly fledged juveniles may be heavier than their parents.

Where and when it's recorded

Most records: United States, Australia, New Zealand

Short-tailed Shearwater has been recorded at 105 of the 8,276 birding hotspots we track, in 20 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. St. Paul IslandUnited States2,504 records
  2. GambellUnited States2,060 records
  3. Pt. Pinos – seawatch onlyUnited States1,785 records
More places
  1. Eaglehawk Neck Pelagic TripAustralia1,739 records
  2. Kaikoura – offshore – Albatross Encounter pelagicNew Zealand1,503 records
  3. Southeast Farallon IslandUnited States761 records
  4. Long Reef Aquatic ReserveAustralia162 records
  5. Po ToiHong Kong (China)133 records
  6. Poor Knights Shelf AreaNew Zealand132 records
  7. Rocky Point Bird ObservatoryCanada84 records

Countries and regions with the most records

United StatesAustraliaNew ZealandChinaCanadaJapanSingaporeRussia

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The short-tailed shearwater or slender-billed shearwater (Ardenna tenuirostris), also called yula or moonbird, and commonly known as the muttonbird both in early Australia and in New Zealand, is the most abundant seabird species in Australian waters, and is one of the few Australian native birds in which the chicks are commercially harvested. It is a migratory species that breeds mainly on small islands in Bass Strait and Tasmania and migrates to the Northern Hemisphere for the boreal summer.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Short-tailed Shearwater?

The Short-tailed Shearwater is about ≈42 cm long, with a wingspan of 96 cm and weighs around 559 g.

Where does the Short-tailed Shearwater live?

Its breeding range: Pacific Ocean: islets off southern, southeastern Australia, Bass Strait and Tasmania (southeastern Australia). It is most often recorded in United States, Australia and New Zealand.

Is the Short-tailed Shearwater endangered?

The IUCN Red List classifies the Short-tailed Shearwater as Least Concern.

What does the Short-tailed Shearwater eat?

Main food: Fish, shrimp & shellfish.

What family is the Short-tailed Shearwater in?

It belongs to the family Petrels, Shearwaters, Diving Petrels (Procellariidae), order Procellariiformes.

At a glance

Length
≈42 cm
Wingspan
96 cm
Weight
559 g
Habitat
Ocean
Diet
Fish, shrimp & shellfish
Lifestyle
Varied
Migration
Migratory
Conservation
Least Concern
More measurements
Wing
262 mm
Tail
83 mm
Bill
37 mm
Tarsus
49 mm

Averages from the AVONET dataset; length from field guides where available.

Range

Pacific Ocean: islets off southern, southeastern Australia, Bass Strait and Tasmania (southeastern Australia)

Breeding range, IOC World Bird List 15.2

Classification

Genus
Ardenna

Other birds in the genus Ardenna

Short-tailed Shearwater

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by Oscar Thomas. ↗

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