Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique; pH range: 4.8 - 7.0; dH range: 1 - 7. Tropical; 23°C - 25°C (Ref. 1672); 8°N - 10°S
Africa: Mungo and Meme Rivers and surrounding region in western Cameroon; reports from Fernando Poo (=Bioko) (Equatorial Guinea) have not been confirmed (Ref. 81260). Report from the lower Ntem in Cameroon (Ref. 27896) unconfirmed (Ref. 81260).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 7.6 cm SL mâle / non sexé; (Ref. 81260)
Épines dorsales (Total): 14 - 16; Rayons mous dorsaux (Total): 8-10; Épines anales 3; Rayons mous anaux: 7 - 8. Diagnosis: dorsal fin membrane pale, without dense black band; no strongly marked vertical bars on flanks; males often with few reddish maculae in caudal membrane but these never extend over entire fin; normally no markings on flanks, although stressed individuals sometimes with 2 horizontal bands; iridescent blue coloration on cheeks, opercle and anterior body (Ref. 81260).
Pair-bonding, ovophilic mouthbrooder (Ref. 52307, 81260) with delayed uptake (Ref. 81260). Spawns on open substrates; both parents brood offspring (Ref. 81260).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Female mouthbrooders (Ref. 26489).
Lamboj, A., 2001. Revision des Chromidotilapia batesii/finleyi-Komplexes (Teleostei, Perciformes), mit der Beschreibung einer neuen Gattung und dreier neuer Arten. Verh. Ges. Ichthyol. 2:11-47. (Ref. 39874)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menacé (EN) (B1ab(iii)+2ab(iii)); Date assessed: 16 February 2009
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries:
Plus d'informations
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00700 - 0.03275), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).