There are at present (2023)
12 described species in this poorly known genera.
Habitat:Found mainly in
the upper reaches of rivers and diverticules of rapids
where the current is very strong, the water is clear
and shallow and the bottom consists of numerous rocky
blocks under which it finds shelter. In this biotope
where it can be very abundant, other species like
Leporinus granti, L. despaxi, Astyanax
meunieri, Bryconops caudomaculatus,
Imparfinis minutus, Pimelodella cristata
and Crenicichla multispinosa are also found.
Etymology: Named after its type
locality of Tapanahoni in the Marowijne River
basin.
Common
Name:
None
Synonyms:
Heptapterus tapanahoniensis
Family:
Heptapteridae
Distribution:
South America:
Maroni/Marowijne and Sinnamary River basins (French
Guiana and Suriname). Type locality:
Tapanahoni, about two kilometres downstream of its
confluence with the Paloemeu [Marowijne River basin,
Suriname].
Size:
13.0cm (5¼ins)
Temp:
24-28°C (75-83°F)
p.H.
6.0-7.5.
Reference:
Bockmann, F.A. and
G.M. Guazzelli
2003 Heptapteridae (Heptapterids). p. 406-431. In
R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.)
Checklist of the Freshwater Fishes of South and Central
America. Porto Alegre: EDIPUCRS, Brasil. Ferraris, C.J. Jr., 2007. Checklist
of catfishes, recent and fossil (Osteichthyes: Siluriformes),
and catalogue of siluriform primary types. Zootaxa
1418:1-628. Froese, R. and D. Pauly. Editors.
2023. FishBase. World Wide Web electronic publication.
www.fishbase.org, ( 07/2023 ). Le Bail, P.-Y., P. Keith and P. Planquette,
2000. Atlas des poissons d'eau douce de Guyane. Tome
2, Fascicule II: Siluriformes. Collection Patrimoines
Naturels 43(II): 307p. Paris: Publications scientifiques
du Muséum national d'Histoire naturelle.
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