Southern Mauritania and Senegambia east through Sahel zone to Eritrea and northern Somalia; also Socotra, Yemen, south-western Saudi Arabia and extreme western Oman (Dhofar).
 
Population
Estimated population is unknown (2010).
Bruce's Green Pigeon (Treron waalia) [XC371220]
by Matthias Feuersenger from Wadi Darbat, Dhofar, Oman (call)
Bruce's Green Pigeon (Treron waalia) [XC547166]
by Rory Nefdt from Wadi Mirkoh, Socotra, Hadhramaut Governorate, Yemen (call)
Subspecies
A member of the African species-group of green-pigeons, but apparently most closely allied to Yellow-footed Green-pigeon (Treron phoenicopterus) of southern Asia.