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Fish Identification: Find Species

Class: Actinopteri
Order: Siluriformes
Family: Auchenipteridae Driftwood catfishes
Subfamily: Auchenipterinae
Genus: Ageneiosus

(See list of species below)

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9 species in
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South America
Max. Length 64.8 cm TL
Ageneiosus inermis (Linnaeus, 1766)

Photo by Photo by Magalhães, K.
Ageneiosus inermis

South America
Max. Length 18.1 cm SL
Ageneiosus magoi Castillo & Brull G., 1989

Photo by Photo by Mikolji, I.
Ageneiosus magoi

South America
Max. Length 18.5 cm SL
Ageneiosus marmoratus Eigenmann, 1912

Photo by Photo by Childs, K.
Ageneiosus marmoratus
[Bottlenose catfish]

South America
Max. Length 30 cm SL
Ageneiosus militaris Valenciennes, 1835

Photo by Photo by Sverlij, S.
Ageneiosus militaris

Central and South America
Max. Length 46.2 cm SL
Ageneiosus pardalis Lütken, 1874

Photo by Photo by Olaya-Nieto, C.W.
Ageneiosus pardalis

South America
Max. Length 45 cm SL
Ageneiosus polystictus Steindachner, 1915

Photo by Photo by Janzon, L.-A.
Ageneiosus polystictus

South America
Max. Length 35.2 cm SL
Ageneiosus ucayalensis Castelnau, 1855

Photo by Photo by IBAMA
Ageneiosus ucayalensis
No picture found

Ageneiosus uranophthalmus
No picture found

Max. Length 22 cm SL

Ageneiosus vittatus

9 species

Sort by: Species Length Year
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Scientific Name English Name Distribution Max. Length (cm) Year
Ageneiosus inermis Manduba South America 64.8 TL 1766
Ageneiosus magoi South America 18.1 SL 1989
Ageneiosus marmoratus Bottlenose catfish South America 18.5 SL 1912
Ageneiosus militaris South America 30 SL 1835
Ageneiosus pardalis Central and South America 46.2 SL 1874
Ageneiosus polystictus South America 45 SL 1915
Ageneiosus ucayalensis South America 35.2 SL 1855
Ageneiosus uranophthalmus South America 2010
Ageneiosus vittatus South America 22 SL 1908

Other identification tools in FishBase

Quick Identification
Identification keys
Identification by morphometrics
Identification by pictures:
          If you already know the Family, go to Search FishBase, select Family and click on 'Identification by pictures' to display all available pictures in FishBase for the family.

          If you already know the Country, go to
Search FishBase, select Country and click on 'Identification by pictures' to display all available pictures in FishBase for the country.

          If you already know the Ecosystem, go to
Search FishBase, select Ecosystem and click on 'Identification by pictures' to display all available pictures in FishBase for the ecosystem.
cfm script by eagbayani, 30.11.04, ,  php script by cmilitante, 05/11/2010 ,  last modified by cmilitante, 14/03/2013