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Mark Henry Sabaj (2) Karsten Schönherr (1)

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.

None

Heptapterus tapanahoniensis

Heptapteridae

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].

13.0cm (5¼ins)

24-28°C (75-83°F)

6.0-7.5.

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.