Original description as Haplochromis nkatae:
- Iles, Thomas Derrick. 1960. "A group of zooplankton feeders of the genus Haplochromis (Cichlidae) in Lake Nyasa". Annals and Magazine of Natural History. (Ser. 13) pp. 257-280 (crc00958)
Conservation: Copadichromis nkatae is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (VU) vulnerable (2006).