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Location Yemen, 'Adan
Central coordinates 53o 59.00' East  12o 37.40' North
IBA criteria A3
Area 1,450 ha
Altitude 600 - 700m
Year of IBA assessment 1994

Summary Extensively surveyed 1999 to 2011.

Site description These hills, plateaus and cliffs lie to the south of Hadiboh, between Wadi Ayhaft and Wadi Di Negehen.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Socotra Warbler Incana incana resident  1993  present  A3  Least Concern 
Socotra Sunbird Nectarinia balfouri resident  1993  present  A3  Least Concern 
Rhynchostruthus socotranus resident  1993  present  A3  Not Recognised 

IBA Monitoring

2013 low not assessed negligible

No known threats no known threats happening now small area/few individuals (<10%) no or imperceptible deterioration low

Little/none of site covered (<10%)  No management planning has taken place  Not assessed  negligible 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Socotra Archipelago World Heritage Site 410,460 protected area contains site 1,450  


IUCN habitat Habitat detail Extent (% of site)
Shrubland   major
Forest   minor

Land use

Land-use Extent (% of site)
rangeland/pastureland major

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Rewgid and Regid plateaus, Socotra. Downloaded from on 21/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife