White-chinned Petrel
Procellaria aequinoctialis
The White-chinned Petrel is a rare visitor to British waters, typically seen in the summer months and usually associated with the southwestern approaches, although sightings are extremely uncommon. It can be spotted in the UK, particularly in the Atlantic Ocean, during its migrations.
Field Identification Guide
Use these features to identify White-chinned Petrel in the field.
The White-chinned Petrel can be identified by its large size, grey-brown plumage, and distinctive white chin strap, as well as its broad, rounded wings and long, pointed tail. Its dark grey-brown back and wings contrast with its paler belly, and it has a distinctive M-shaped marking on its wings.
The White-chinned Petrel is larger than a Herring Gull, with a robust body and long wings.
The male White-chinned Petrel has a dark grey-brown back and wings, with a pale grey-brown belly and a distinctive white chin strap, with no significant seasonal variation in its plumage.
The female White-chinned Petrel is similar to the male, with no notable differences in plumage.
The White-chinned Petrel's call is a loud, high-pitched squeal, often described as a sharp, piercing sound.
The White-chinned Petrel is a pelagic bird that feeds on fish, krill, and squid, often following ships and feeding on scraps, and it has a distinctive, gliding flight style, using wind and waves to stay aloft.
The White-chinned Petrel can be confused with the Spectacled Petrel, but it can be distinguished by its white chin strap and darker plumage, as well as its broader, more rounded wings.
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