Family: Ardeidae (Herons)

Authority: (Lesson, 1828)

Red List Category:

Criteria: C1
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Justification of Red List category
This species qualifies as Near Threatened because it has a moderately small population which is thought to be undergoing a slow to moderate decline owing to habitat degradation. Further evidence to suggest that the rate of decline may be slower than previously assessed may mean that this species warrants downlisting in the future.

Population size: 1500-7000 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 1,270,000 km²

Country endemic: no

Attributes
Land-mass type - shelf island
Land-mass type - oceanic island
Realm - Oceanian
IUCN System - Freshwater
IUCN System - Terrestrial