Matsudaira's Storm-petrel vs Least Storm-petrel

Hydrobates matsudairae compared with Hydrobates microsoma

Side-by-Side Comparison

Attribute Matsudaira's Storm-petrel Least Storm-petrel
Scientific Name Hydrobates matsudairae Hydrobates microsoma
Order Procellariiformes Procellariiformes
Family Hydrobatidae Hydrobatidae
Conservation Status Vulnerable Least Concern
Length
Wingspan 37.0 cm (14.6 in) 23.8 cm (9.4 in)
Weight 62.0 g (2.19 oz) 18.0 g (0.63 oz)
Diet -- --
Clutch Size -- 1
Population Trend

Conservation Status

Vulnerable

Matsudaira's Storm-petrel

Least Concern

Least Storm-petrel

About These Birds

Matsudaira's Storm-petrel

Matsudaira's Storm-petrel, 24–26 cm, is a large, all-dark storm-petrel breeding on Volcano and Ryukyu Islands of Japan. Long-winged, slow flapping flight. Winters off East Africa and the Arabian Sea — an Indian Ocean migrant from North Pacific colonies. Planktivore and surface feeder.

Least Storm-petrel

World's smallest seabird at 13–15 cm. Sooty-black with white rump; short rounded wings. Breeds Baja California islands; ranges offshore in eastern Pacific to Ecuador. Feeds on zooplankton and small fish by pattering on the surface. Nocturnal at breeding colonies; Near Threatened.

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