French: Héron typhon German: Rußreiher Spanish: Garza de Sumatra
Other common names:
Subspecies and Distribution
A. s. sumatrana
Raffles, 1822 – coasts of Myanmar, Thailand and S Vietnam S to Greater and Lesser Sundas, E to Philippines, W Papuan Is and lowland New Guinea (including Biak I) and Aru Is. Old reports from Nicobar Is unconfirmed#R.
A. s. mathewsae
Mathews, 1912 – coastal N Australia.
100–115 cm; 1300–2600 g; wingspan 190 cm; bill c. 183 mm. Similar to wholly allopatric and very rare A. insignis, with more slender, slightly recurved... read more
Considered to be very vocal, giving deep, guttural and resonant “Roaring” calls, transliterated as... read more
Coastal, typically affecting mangroves (provided there are tall trees), tidal mudflats and... read more
Food and feeding
Little known. In Australia, mainly fish, also crabs and other crustaceans; mudskippers taken in Borneo. Large size and huge bill suggest... read more
In any month in Australia, generally coinciding with monsoon, May–Jun in N, Sept–Jan in E; May–Jun (break in monsoon) in... read more
Apparently sedentary, although some records away from breeding grounds may indicate some post-... read more
Status and conservation
Not globally threatened (Least Concern). Previously considered Near Threatened. Widespread, but at low densities and species requires better protection of mature mangrove... read more
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