Wallaceochromis humilis (Boulenger, 1916)
photo by Hippocampus-Bildarchiv

Family:  Cichlidae (Cichlids), subfamily: Pseudocrenilabrinae
Max. size:  12.5 cm TL (male/unsexed)
Environment:  demersal; freshwater; pH range: 6 - 8; dH range: 5 - 12
Distribution:  Africa: River Kolenté (=Great Scarcies) in Guinea to the middle course of St. Paul and St. John Rivers in Liberia (Ref. 53405).
Diagnosis:  Dorsal spines (total): 17-18; Dorsal soft rays (total): 9-11; Anal spines: 3-3; Anal soft rays: 6-8. Diagnosis: single series of conical teeth in jaws; body depth 24.4-35.2% of standard length; dorsal fin with 17-18 spines and 9-10 soft rays (Ref. 53405). Description: head relatively long; snout pointed; frontal profile normally slightly rounded; mouth situated in a relatively inferior position; caudal fin rounded to more rhomboid; males (and rarely females) may possess slightly elongated rays in upper lobe of caudal fin (Ref. 52307). Outer and inner jaw teeth unicuspid, pharyngeal jaw teeth bicuspid; no micro-gillrakers; scales cycloid (Ref. 53405). Coloration: great differences in colour pattern among populations exist; body brownish, belly yellowish to reddish and rather indistinct longitudinal band extending from snout to caudal fin; throat and cheeks yellow or turquoise; dark spot on opercle; unpaired fins yellowish-red or white; dorsal fin dark- and light-spotted, its distal margin, as well as upper caudal margin, red; anal fin black-edged; pectoral fins hyaline; pelvic fins red, with outer rays dark (Ref. 53405). Females generally lighter in color than males, with a rosy belly that becomes red to violet when ripe, anterior of these rosy parts there is a blue iridescent zone (Ref. 52307).
Biology:  Pair bonding cave spawner (Ref. 52307). Maximum SL was recorded at 9.5 cm (Ref. 7378).
IUCN Red List Status: Least Concern (LC); Date assessed: 07 January 2020 Ref. (130435)
Threat to humans:  harmless


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