10,000 in Sudan (1979 W. James). Population total all countries: 18,530.
South Blue Nile State, Kurmuk district, Ahmar, Tombak, and Yabus rivers area. Also in Ethiopia, South Sudan.
Beilla, Chali. Dialects may be separate languages. Lexical similarity: 52% with Uduk [udu].
All domains. All ages. Positive attitudes.
Called Aru in Uduk [udu].