Alternate Names: Siboma, Sipoma
Genealogy:
Demographics: 200 (Wurm 2007). Ethnic population: 250.
Language Use: Potentially endangered (2000 D. Tryon). Under pressure from Bugawac [buk] and Tok Pisin [tpi] (Wurm 2007). Yabem [jae] use in religious services declining.
Nation of Origin: Papua New Guinea