| Reference no. | Vivien, J., 1991 |
| Ecosystem | Sanaga |
| Status | misidentification |
| Abundance | |
| Lifestage | juv./adults |
| Regional database | |
| Remarks | Reported from the Sanaga (Ref. 51193), but identifications of C. walkeri in Lower Guinea appear to be misidentifications of mature male of C. auratus, or of C. aluuensis or C. thysi (Ref. 81642). |