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MarineCavity nestMedium · 193 g
ID tip
The Sargasso shearwater is on average 30 cm (12 in) in length—about half the size of the great shearwater (Puffinus gravis)—and weigh 170 g. There is some variation between populations, and the normal size and weight range is 30–33 cm (12–13 in) and 150–230 g (5.3–8.1 oz). The wingspan is 64 to 72 centimetres (25 to 28 in), the tail is around 8.5 centimetres (3.3 in) long, the exposed culmen measures 3 centimetres (1.2 in) or slightly less, and the tarsus is around 4 centimetres (1.6 in) in length.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Sargasso Shearwater
One bar for each month. Filled bars are the 5 months with records; pale bars are months with none. The wide bar is August, the month with the most records.
Where to see the Sargasso Shearwater
The map shades 33 countries with regular records, and 14 more in a lighter tone where the bird turns up only as a stray. Everything unshaded has no records. Countries are listed below the map.
Recorded as a rare visitor in Canada, Costa Rica, Australia, Ecuador, Brazil, Honduras, Belize, Dominica, Spain, French Polynesia, Mayotte, Cayman Islands, Jamaica, St. Kitts & Nevis.
About the Sargasso Shearwater
The Sargasso shearwater is a small tropical seabird in the petrel family. The only shearwater to nest primarily in the Caribbean, it ranges throughout the western Atlantic during the non-breeding season. Its specific epithet honours the French naturalist Félix Louis L'Herminier.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Fluttering ShearwaterPuffinus gaviaThis is a medium to small-sized shearwater with a dark-brown-and-white body.
Mediterranean ShearwaterPuffinus yelkouanThe yelkouan shearwaters is 30–35 cm (12–14 in) in length and has a wingspan of 70–84 cm (28–33 in).
Galapagos ShearwaterPuffinus subalarisThe Galápagos shearwater has dark brown upperparts, undertail and underwing flight feathers, the rest of the underparts plumage being white.
Side by side: Manx Shearwater vs Sargasso Shearwater · Black-vented Shearwater vs Sargasso Shearwater · Pintado Petrel vs Sargasso Shearwater · Fluttering Shearwater vs Sargasso Shearwater · Mediterranean Shearwater vs Sargasso Shearwater · Galapagos Shearwater vs Sargasso Shearwater
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