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Ringed Storm Petrel - BirdForum Opus

Alternative name: Hornby's Storm-Petrel

Photo © byMichael Hooper
At sea between Chile and Peru, 22 March 2023
Hydrobates hornbyi

Oceanodroma hornbyi


White face and underparts with a black band across the chest. Upperside has dark cap separated from greyish mantle by pale collar, darker wings and tail and pale grey bar across the middle of the wing from the alula area to the tertials. Legs does not extend past the strongly forked tail in flight.

Adult showing the underside plumage
Photo © byThibaud
Pelagic trip from Arequipa,[Peru

, 24 June 2023]]


Humboldt Current off the coasts of Peru, Chile and Ecuador.


This is a monotypic species.


Pelagic in the Humboldt Current. Breeding grounds unknown.


Likes to alternate a few wing strokes with long glides.


  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/

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GSearch checked for 2020 platform.1