Chromaphyosemion volcanum, endemic to the drainage system of the Kake River in the area around Mount Cameroon, western Cameroon. inhabits the swampy parts of brooks and small streams in the rain forest, mainly on volcanic soils (Wildekamp et al. 1986). It is a benthopelagic, non-migratory species and is not a seasonal killifish. The species is difficult to maintain in an aquarium (Huber 1996). One male spawns with several females.