Up to 41cm
Invasive predators and pollution.
Similar in appearance to swallows. Flies low over sea surface and patters.
Planktonic crustaceans, small fish and fish offal.
Passage migrant (mostly Jun. – Nov.).
Breeds on rocky islands and cliffs in the North Atlantic and Western Mediterranean.
Find out more about the marine megafauna in Portugal with the official AIMM Species Guide.
The Species Guide is a digital guide in English where you’ll find various information about the marine species that occur in mainland Portugal. You’ll find biological information, behavior, conservation status and much more!
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