Acestrorhynchus minimus
No common name
Collection Details
Specimens
Photos
There are no photos available for this taxon yet.
Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Characiformes (Characins)
Acestrorhynchidae (Pike-Characins)
Acestrorhynchus
Acestrorhynchus minimus
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: elongated. Differs from A. grandoculis and A. microlepis for lack of a small, dark spot behind the opercle. Scales on lateral line 74-85; scale rows between the lateral line and the dorsal fin 12-14. Distinguishable from the remaining Venezuelan congeners, except A. nasutus, by its small size up to 9.15 cm SL and by the presence of a narrow, dark line that extends from behind the opercle to about two thirds of the body length (Ref. 52916).
Distribution
South America: Amazon and Orinoco River basins.
Habitat Associations
Freshwater. benthopelagic.
Biology
Max length: 6.3 cm SL.
IUCN Red List Status: Least Concern (LC), assessed 2020-02-13. Resilience: High.
References
Géry, J. (1977) Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm.
Oyakawa, O.T. (1998) Catalogo dos tipos de peixes recentes do Museu de Zoologia da USP. I. Characiformes (Teleostei: Ostariophysi). Pap. Avuls. Zool. 39(23):443-507.
Menezes, N.A. (2003) Family Acestrorhynchidae (Acestrorhynchids). p. 231-233. 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.
López-Fernández, H. and K.O. Winemiller (2003) Morphological variation in Acestrorhynchus microlepis and A. falcatus (Characiformes: Acestrorhynchidae), reassessment of A. apurensis and distribution of Acestrorhynchus in Venezuela. Ichthyol. Explor. Freshwat. 14(3):193-208.
Comments On Acestrorhynchus minimus