Heterotilapia cessiana (Thys van den Audenaerde, 1968)
Heterotilapia cessiana
photo by Hofinger, E.

Family:  Cichlidae (Cichlids), subfamily: Pseudocrenilabrinae
Max. size:  20.8 cm SL (male/unsexed)
Environment:  demersal,
Distribution:  Africa: endemic to the Cess (=Nipoué) River in Liberia and Côte d'Ivoire (Ref. 52307, 53405).
Diagnosis:  Dorsal spines (total): 14-15; Dorsal soft rays (total): 14-16; Anal spines: 3-3; Anal soft rays: 10-11. Diagnosis: lower pharyngeal bone about as long as broad, with anterior lamella shorter than toothed area; median pharyngeal teeth broadened when compared to lateral teeth; 3-4 series of scales on cheeks; 4-4.5 scales between first dorsal fin spine and upper lateral line (Ref. 53405). Dark vertical bars narrower than lighter inter-spaces (Ref. 52307, 53405). Description: body deep (its depth 38.7-53.4% of standard length); outer jaw teeth bicuspid, posterior pharyngeal teeth tricuspid; (Ref. 53405). Coloration: in life: ground colour greyish-white (Ref. 53405) to greenish with a golden flush (Ref. 52307). Underside of head and chest whitish, back greyish; bases of scales on sides with a greyish-blue spot (Ref. 53405). 7 narrow, dark grey cross bars (slightly forward-directed) on sides, 1st at level of occiput, last at caudal-fin base (Ref. 53405), these bars narrower than lighter areas in between (Ref. 52307, 53405). Black spot at hind angle of opercle; dorsal fin with blackish margin, its spinous part greyish, soft part lighter, with some parallel bars; anal fin greyish, black-and-white-spotted posteriorly; caudal fin greyish, also covered with black and white spots; pelvic fins dark grey; pectorals transparent (Ref. 53405).
Biology:  Probably pair-bonding, open substratum spawner, with both parents guarding the brood (Ref. 52307).
IUCN Red List Status: Endangered (EN); Date assessed: 01 August 2020 (B2ab(iii)) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Binohlan, Crispina B. - 06.03.91
Modified by: Musschoot, Tobias - 20.12.17
Checked by: Sa-a, Pascualita - 25.08.94

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