Rhabdalestes brevidorsalis (Pellegrin, 1921)

Family:  Alestidae (African tetras)
Max. size:  3.3 cm TL (male/unsexed)
Environment:  pelagic; freshwater
Distribution:  Africa: Known only from the Chad (Gribingui River) and Mayo Kebbi basins (Ref. 2880, 81279).
Diagnosis:  Anal spines: 0-0; Anal soft rays: 16-17. Diagnosis: lateral line always incomplete with 6-7 pored scales; 4.5 scales above lateral line; 25-28 lateral line scales; 13-14 anal fin branched rays; 12 gill rakers on lower limb of first gill arch (Ref. 2880, 81279). Description: big eyes (Ref. 2880). Anal fin with 3 unbranched and 13-14 branched rays; very pronounced sexual dimorphism affecting anal-fin shape in adult males (Ref. 2880, 81279). Coloration: narrow longitudinal band on sides, more distinct on posterior hal fof body; dorsal fin black-tipped (Ref. 2880, 81279).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 06 May 2019 Ref. (130435)
Threat to humans:  harmless


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