This species qualifies as Near Threatened because although it is currently considered common where it occurs, it has a moderately small range and as such is capable of becoming threatened in a very short time. It may be declining due to predation by introduced species.
Sibley, C. G.; Monroe, B. L. 1990. Distribution and taxonomy of birds of the world. Yale University Press, New Haven, USA.
del Hoyo, J.; Elliott, A.; Christie, D. 2006. Handbook of the Birds of the World, vol. 11: Old World Flycatchers to Old World Warblers. Lynx Edicions, Barcelona, Spain.
McCormack, G. 1997. Cook Islands: an oceanic oasis. World Birdwatch 19: 13-16.
Pratt, H. D.; Bruner, P. L.; Berrett, D. G. 1987. A field guide to the birds of Hawaii and the tropical Pacific. Princeton University Press, Princeton.
Rowe, S.; Empson, R. 1996. Distribution and abundance of the Tanga'eo or Mangaia Kingfisher (Halcyon tuta ruficollaris). Notornis 43: 35-42.
Further web sources of information
Explore HBW Alive for further information on this species
Text account compilers
Benstead, P., Derhé, M., O'Brien, A.
IUCN Red List evaluators
Butchart, S., Symes, A.
BirdLife International (2016) Species factsheet: Acrocephalus kerearako. Downloaded from http://www.birdlife.org on 29/04/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 29/04/2016.
This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.
To provide new information to update this factsheet or to correct any errors, please email BirdLife
To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.
Additional resources for this species
|Current IUCN Red List category||Near Threatened|
|Family||Sylviidae (Old World warblers)|
|Species name author||Holyoak, 1974|
|Population size||Unknown mature individuals|
|Distribution size (breeding/resident)||70 km2|
|Links to further information|
|- Additional Information on this species|