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Gonorynchiformes (Milkfishes) >
Kneriidae (Shellears)
Etymology: malaissei: Dedicated to the collector of the type specimens, Prof. F. Malaisse from the University of Lubumbashi (Ref. 89134).
Eponymy: Professor Dr François Malaisse is a Belgian ecologist at Agro-Bio Tech, Université de Liège (1987–present). [...] (Ref. 128868), visit book page.
More on author: Poll.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Tropical
Africa: Luanza River (lower Luapula tributary, upper Congo River basin) in Democratic Republic of the Congo (Ref. 89134).
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 7.8 cm SL mannelijk / geslacht onbekend; (Ref. 89134)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 10 - 11; Anale stekels: 0; Anale zachte stralen: 9; Wervels: 42. Diagnosis: head length 4.8-5.5 times in SL; body height 5.4-7.6 times in SL; snout wide, flat and rounded, 2.4-2.8 times in HL; eye lateral, its diameter 6-7.1 times in HL, 1.8-2.6 times in interorbital distance, 2.1-2.8 times in snout length; dorsal fin origin 1-1.2 times further from tip of snout than from caudal fin origin, slightly in front of pelvic fin origin; anal fin origin 1.7-2 times further from pelvic fins than from caudal fin origin; pectoral fin short and rounded, with 15-16 soft rays, its length 5.1-6.5 times in SL; pelvic fin 5.3-8.3 times in SL, 1.2-1.6 times in HL; caudal peduncle depth 1.4-1.8 times in its length; 88-103 lateral line scales (Ref. 89134).
Body shape (shape guide): elongated; Cross section: circular.
Maximum TL was recorded at 9.2 cm (Ref. 89134).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Poll, M., 1984. Kneriidae. p. 129-133. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 3565)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
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0 |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |