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• Text account
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• Reference and further resources

Year of most recent IBA criteria assessment: 2014

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Denham's Bustard Neotis denhami	NT	resident	2008-2014	< 50 individuals	A1
Egyptian Vulture Neophron percnopterus	EN	resident	2008-2014	< 50 individuals	A1
Bateleur Terathopius ecaudatus	NT	resident	2008-2014	< 50 individuals	A1
White-headed Vulture Trigonoceps occipitalis	CR	resident	2008-2014	< 50 individuals	A1
Hooded Vulture Necrosyrtes monachus	CR	resident	2008-2014	< 50 individuals	A1
White-backed Vulture Gyps africanus	CR	resident	2008-2014	50-249 individuals	A1
Rüppell's Vulture Gyps rueppelli	CR	resident	2008-2014	50-249 individuals	A1
Martial Eagle Polemaetus bellicosus	VU	resident	2008-2014	< 50 individuals	A1
Pallid Harrier Circus macrourus	NT	winter	2008-2014	50-249 individuals	A1

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Ol Ari Nyiro Ranch	Private Reserve	41,115	protected area contained by site	41,115

IUCN Habitat	Habitat detail	Extent (% of site)
Caves and subterranean habitats (non-aquatic)	Caves	-
Grassland	Grassland - montane	-
Forest	Woodland - mixed, Woodland - riparian	-
Shrubland	Scrub - woodland, Bushland & thicket - evergreen, Bushland & thicket - montane, Shrubland - Montane	-
Wetlands (inland)	Artificial wetlands, Rivers & streams	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
nature conservation and research	-

For further information about the land use classification please click here.

Its privately owned and its  protected by private rangers and KWS.

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Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: Ol Ari Nyiro. Downloaded from http://www.birdlife.org on 16/11/2019.