AI reconstruction created with Nano Banana 2 · 1K, grounded in the profile’s documented taxonomy, habitat, natural-history sources, and an open-license visual reference when available. It is an interpretive image, not documentary evidence. Image policy →

Verified source photographDon LoarieCC-BY · View source ↗

PRB-0175Procellariiformes

Sooty Shearwater

Pampero Cenizo

Ardenna grisea

Accidental / vagrantIUCN NT · Near Threatened

The sooty shearwater (Ardenna grisea) is a medium-large shearwater in the seabird family Procellariidae. In New Zealand, it is also known by its Māori name tītī, and is harvested by Māori people for muttonbird, like its relatives the wedge-tailed shearwater (A. pacificus) and the Australian short-tailed shearwater (A. tenuirostris).

See on eBird ↗Listen to recordings ↓

FamilyProcellariidaeShearwaters and Petrels

Puerto Rico occurrenceAccidental / vagrantAvibase inferred core 380

Primary habitatopen-oceanSea

Primary dietFishAquatic predator

Average mass814 gGlobal trait estimate

MovementMigratoryGeneralist

Sound archive

Hear its voice

Explore real songs and calls. The spectrogram turns each sound into a visual trace of time and frequency.

XC654940Recording 1 of 3flight call

SpectrogramArdenna grisea

0:000:10

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Sound recorded by David Boyle · XC654940 · CC BY-NC-SA 4.0. Visualization by Stichting Xeno-canto voor Natuurgeluiden.

Every recording retains the creator, catalogue number, and license published by Xeno-canto. Metadata via GBIF ↗

Island profile

Catalog scopeAvibase inferred core 380

About the Sooty Shearwater

Conservation

Near Threatened

IUCN NT

Global IUCN: NT
Puerto Rico DNER: No current listing in source crosswalk
Federal ESA: No current listing in source crosswalk
Critical habitat: Not identified in source crosswalk

Natural history

How it lives

Habitat: open-ocean
Elevation: 0–1500 m
Nest: Burrow / ground cavity; Tree cavity · Ground
Clutch: 1–1 eggs
Social behavior: Colonial

Keep exploring

This bird belongs to 6 paths through the atlas.

The complete catalogAll Birds of Puerto Rico402 birds →Birds by habitatSeabirds & Open-Ocean Birds41 birds →ConservationNear Threatened Birds25 birds →Occurrence in Puerto RicoAccidental & Rare Birds205 birds →Occurrence in Puerto RicoMigrants & Vagrants221 birds →Bird familyShearwaters and Petrels (Procellariidae)9 birds →

Evidence trail

Sources, media & further reading

eBird species profile↗Macaulay Library media↗iNaturalist observations↗GBIF occurrence data↗BirdLife species factsheet↗Xeno-canto recordings↗Wikipedia in English↗Wikipedia en Español↗Media source · flickr.com↗Source record 1↗Source record 2↗Source record 3↗Source record 4↗

Research note: Wikipedia uses Ardenna griseus; normalized to current taxonomy Ardenna grisea.