Labeobarbus marequensis (Smith, 1841)
Largescale yellowfish
Labeobarbus marequensis
photo by Mertens, P.

Family:  Cyprinidae (Minnows or carps), subfamily: Cyprininae
Max. size:  47 cm TL (male/unsexed); max.weight: 6,000.0 g
Environment:  benthopelagic, potamodromous
Distribution:  Africa: widespread from the middle and lower Zambezi south to the Pongolo system (Ref. 7248). Also known from the Luachimo River (middle Congo River basin)(Ref. 11970) in Angola (Ref. 11970, 120641). Reported as Labeobarbus cf. marequensis from the lower Congo (Ref. 94750); needs confirmation.
Diagnosis:  Dorsal soft rays (total): 12; Anal soft rays: 8-9. Description: variation in mouth-shape, including chisel-mouthed forms; no ossified last simple dorsal fin ray (Ref. 74045).
Biology:  Prefers flowing waters of perennial rivers. Uncommon in dams. Feeds on a wide variety of food items, primarily algae and aquatic insect larvae; also takes small fishes, snails, freshwater mussels and drifting organisms such as beetles and ants. Breeds in spring and summer, migrating upstream in rain swollen rivers to spawn in rapids. Males mature at 70 cm FL, females mature at 28 cm FL. Occurs with the small-scale yellowfish in many Transvaal rivers (Ref. 7248).
IUCN Red List Status: Least Concern (LC); Date assessed: 13 February 2017 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 24.06.94
Modified by: Boden, Gert - 31.03.05
Checked by: Sa-a, Pascualita - 30.07.94

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