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4

Brown Booby

(Sula leucogaster)
Size: 65-75 cm (male), 70-80 cm (female);
wing span 1.2 - 1.4 m (male), 1.3-1.5 m (female)
Weight: up to 1.0 kg (male), up to 1.3 kg (female)

Similar
species

Description     Classification     Distribution     Sightings     Photos     Breeding     Nest     Eggs     Behaviour     Food     Call/s

Physical description

Click here for a physical description

Taxonomy, classification

See Brown Booby at Wikipedia .

Range, habitat, finding this species

Click here for information on habitat and range

Sightings

Click here for sighting information

Photos

Race "plotus"

ADULT

MALE

Frontal view of two male Brown Boobies on their roost; note the bluish facial masks (photo courtesy of M. Mearns)
[Lady Elliot Island, near Agnes Water, QLD, January 2006]

Lateral view of a male Brown Booby (photo courtesy of B. Hensen)
[Darwin, NT, January 2016]

Lateral view of a male Brown Booby (photo courtesy of B. Hensen)
[Darwin, NT, January 2016]

Lateral view onto the upperparts of a male Brown Booby in flight (photo courtesy of M. Eaton)
[Cape Melville, Cape York peninsula, QLD, August 2019]

Male Brown Booby in flight seen from underneath (photo courtesy of A. Ross-Taylor)

FEMALE

Lateral view of a female Brown Booby (photo courtesy of M. Mearns)
[Lady Elliot Island, near Agnes Water, QLD, January 2016]

Dorsal view of a female Brown Booby (photo courtesy of M. Mearns)
[Lady Elliot Island, near Agnes Water, QLD, January 2016]

Near-frontal view of a female Brown Booby in flight; note the absence of a bluish facial mask (photo courtesy of H. Mouritsen)
[One Tree Island, Capricornia Cays NP, QLD, January 2011]

Female Brown Booby trying to catch a fish (photo courtesy of M. Eaton)
[Lady Musgrave Island, near Agnes Water, QLD, September 2017]

Frontal view of a female Brown Booby in captivity (photo courtesy of C. Hayne)

PAIR

Lateral view of a pair of Brown Boobies, with the male on the right and the female on the left (photo courtesy of M. Mearns)
[Lady Elliot Island, near Agnes Water, QLD, January 2016]

IMMATURE/JUVENILE

Near-frontal view of an immature Brown Booby (photo courtesy of B. Hensen)
[Darwin, NT, January 2016]

Lateral view of an immature Brown Booby in flight, with a clear view of the underwing pattern (photo courtesy of B. Hensen)
[Darwin, NT, January 2016]

Race "leucogaster"

A Brown Booby, nominate race "leucogaster", was photographed by us in Europe.

These pages are largely based on our own observations and those of our contributors. The structure of these bird pages is explained HERE. For more salient facts on any bird species please refer to a field guide.

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