Classification / Names
Common names from other countries
Main reference
Size / Weight / Age
Max length : 20.4 cm SL male/unsexed; (Ref. 53405); max. published weight: 300.00 g (Ref. 3799)
Length at first maturity
Lm 8.0  range ? - ? cm
Environment
Freshwater; benthopelagic; pH range: 7.0 - ? ; dH range: ? - 15; potamodromous (Ref. 51243)
Climate / Range
Tropical; 23°C - 25°C (Ref. 2060), preferred ?; 27°N - 29°S, 17°W - 47°E
Distribution
Africa: widely distributed in West Africa, where it is known from most hydrographic basins (Ref. 53405). Also in the Nile basin, Lake Chad basin and in the upper Zambezi (Ref. 5644). Distribution of this species and overlap with Hemichromis elongatus unclear, but probably absent from the Congo basin (see also Ref. 43352, 52307, 53405, 81260). Introduced around 1970 in a stream fed by hot springs in Villach (Austria) (Ref. 59043).
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Short description
Dorsal
spines
(total): 14 - 15;
Dorsal
soft rays
(total): 11-13;
Anal
spines: 3;
Anal
soft rays: 8 - 11. Diagnosis: 5 dark blotches or cross bars on sides, often alternating with narrower intercalary bars, the first blotch confluent with the opercular spot, the fifth on caudal-fin base; upper profile of snout straight or concave (Ref. 53405).
IUCN Red List Status (Ref. 115185)
Threat to humans
Harmless
Human uses
Fisheries: subsistence fisheries; aquaculture: commercial; aquarium: commercial
Tools
Special reports
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Internet sources
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.5002 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
3.2 ±0.49 se; Based on food items.
Resilience
High, minimum population doubling time less than 15 months (K=1.20; Fec < 1,000)
Vulnerability
Low vulnerability (14 of 100)
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