Diet and feeding ecology of Cory's shearwater Calonectris diomedea in the Azores, north-east Atlantic

Cory's shearwater Calonectris diomedea is the most abundant pelagic seabird in the Azores archipelago. We examined their diet in March and August. Fish were present in more than 90 % of the samples analysed, but only included 5 species. Two small pelagic species, boarfish Capros aper and trumpe...

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Bibliographic Details
Published in:Marine ecology. Progress series (Halstenbek) 1998-01, Vol.166, p.267-276
Main Authors: Granadeiro, José P., Monteiro, Luís R., Furness, Robert W.
Format: Article
Language:English
Subjects:
Beak
Breeding
Calonectris diomedea
Capros aper
Cephalopods
Diet
Fish
Mackerel
Macrorhamphosus
Marine
Marine fishes
Nanychthys simulans
Scomber japonicus
Scomberesox saurus
Sea birds
Squid
Trachurus picturatus
Trumpets
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Summary:Cory's shearwater Calonectris diomedea is the most abundant pelagic seabird in the Azores archipelago. We examined their diet in March and August. Fish were present in more than 90 % of the samples analysed, but only included 5 species. Two small pelagic species, boarfish Capros aper and trumpet fish Macrorhamphosus sp., were the most common prey, accounting for more than 85 % of the food items consumed in March and August. Due to their small size (
ISSN:0171-8630
1616-1599
DOI:10.3354/meps166267