Slender-billed Prion (Pachyptila belcheri)
Illustration redrawn by AI from a real photograph

Slender-billed Prion

Pachyptila belcheri (Mathews, 1912)

145 gWeight

The slender-billed prion (Pachyptila belcheri) or thin-billed prion, is a species of petrel, a seabird in the family Procellariidae.

Busiest months: July and November–December · Most records: Falkland Islands, Australia, Antarctica

Least Concern

Where and when it's recorded

Slender-billed Prion has been recorded at 45 of the 8,171 birding hotspots we track, in 10 countries and regions.

Records by month Southern Hemisphere

Where it's recorded most

  1. Eaglehawk Neck Pelagic TripAustralia154 records
  2. Drake PassageAntarctica82 records
  3. Valparaíso – PelágicoChile47 records
More places
  1. New IslandFalkland Islands42 records
  2. Steeple Jason IslandFalkland Islands26 records
  3. Sea Lion IslandFalkland Islands25 records
  4. West Point IslandFalkland Islands21 records
  5. Cape PembrokeFalkland Islands21 records
  6. Carcass IslandFalkland Islands17 records
  7. Quintero – PelágicoChile17 records

Countries and regions with the most records

Falkland IslandsAustraliaAntarcticaChileSouth Georgia & South Sandwich IslandsFrench Southern TerritoriesArgentinaUruguay

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 slender-billed prion (Pachyptila belcheri) or thin-billed prion, is a species of petrel, a seabird in the family Procellariidae. It is found in the southern oceans.

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

Questions

How big is the Slender-billed Prion?

The Slender-billed Prion weighs around 145 g.

Where does the Slender-billed Prion live?

Its breeding range: Southern Ocean: Isla Noir (off southern Chile), Falkland Islands, Crozet Islands (south of Madagascar, southwestern South Indian Ocean) and Kerguelen (southeastern Indian Ocean). It is most often recorded in Falkland Islands, Australia and Antarctica.

When is the best time to see the Slender-billed Prion?

At the hotspots we track, it is recorded most in July, November and December (Southern Hemisphere).

Is the Slender-billed Prion endangered?

The IUCN Red List classifies the Slender-billed Prion as Least Concern.

What does the Slender-billed Prion eat?

Main food: Fish, shrimp & shellfish.

What family is the Slender-billed Prion in?

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

At a glance

Weight
145 g
Habitat
Ocean
Diet
Fish, shrimp & shellfish
Lifestyle
On the water surface
Migration
Resident (barely migrates)
Conservation
Least Concern
More measurements
Wing
176 mm
Tail
80 mm
Bill
28 mm
Tarsus
30 mm

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

Range

Southern Ocean: Isla Noir (off southern Chile), Falkland Islands, Crozet Islands (south of Madagascar, southwestern South Indian Ocean) and Kerguelen (southeastern Indian Ocean)

Breeding range, IOC World Bird List 15.2

Classification

Genus
Pachyptila

Other birds in the genus Pachyptila

Broad-billed PrionBroad-billed PrionPachyptila vittataSalvin's PrionSalvin's PrionPachyptila salviniMacGillivray's PrionMacGillivray's PrionPachyptila macgillivrayiAntarctic PrionAntarctic PrionPachyptila desolataFairy PrionFairy PrionPachyptila turturFulmar PrionFulmar PrionPachyptila crassirostrisSouthern Giant PetrelSouthern Giant PetrelMacronectes giganteusNorthern Giant PetrelNorthern Giant PetrelMacronectes halliNorthern FulmarNorthern FulmarFulmarus glacialisSouthern FulmarSouthern FulmarFulmarus glacialoides
Slender-billed Prion

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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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