according to the origin río Ucayali (erste Entdeckung)
Synonyms
Ageniosus porphyreus
chola
Dokabasa
Duck Catfish
Rambao
zapato
chola
Dokabasa
Duck Catfish
Rambao
zapato
Length (total)
approx. 35 cm
Standard length (documented)
310.7 mm
Recommended tank size
250 cm
Amazonas (BRA), Parßa 8BRA9, Loreto
Brazil, French Guiana, Guyana, Peru, Venezuela
rio Aripuanã ➙ rio Madeira | rio Purus | rio Paraná Parati Grande ➙ Amazonas || rio Acará | rio Guamá ⇒ baia do Guajará ➙ rio Pará ⇒ Atlantic NE ↓
río Paraná / rio Paraná → río de la Plata → Atlantic SE
shrimps, insects
Eats plants
not known
from genus: M mit (temporär?) verlängerter Dorsale
unknown
 
present
v - vi / 34 - 42 rays
8 + 9 soft rays
greatly incised / concave, pointed
I / 6 rays
(12 -) 14 (- 15) soft rays
6 soft rays
v - vi / 34 - 42 rays
8 + 9 soft rays
greatly incised / concave, pointed
I / 6 rays
(12 -) 14 (- 15) soft rays
6 soft rays
Sympatric with
Ageneiosus inermis
Centromochlus heckelii
Nemadoras humeralis
Squaliforma emarginata
Hemigrammus cf. lunatus
Centromochlus heckelii
Nemadoras humeralis
Squaliforma emarginata
Hemigrammus cf. lunatus
Hyphessobrycon copelandi
Phenacogaster sp.
Pimelodella sp.
Plagioscion squamosissimus
Sorubim sp.
Phenacogaster sp.
Pimelodella sp.
Plagioscion squamosissimus
Sorubim sp.
Not on the positive list of Brazil in 2012 : The positive list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 472
- Schraml, E., 2004 "Delfinwelse" (Das Aquarium) P. 22
- Castelnau, Francis de, 1855 "Animaux nouveaux ou rares recueillis pendant l'expedition dans les parties centrales de L'Amerique du Sud, de Rio de Janeiro a Lima, et de Lima au Para" (Animaux nouveaux ou rares, Vol. 2, P. 49)
- Ribeiro, F.R.V.; Rapp Py-Daniel, L. & Walsh, S.J., 2017 "Taxonomic revision of the South American catfish genus Ageneiosus (Siluriformes: Auchenipteridae) with the description of four new species" (Journal of Fish Biology, P. 69)
- Oliveira, V.A.; Pantoja Ferreira, M.A.; Rocha, R.M. & Montag, L., 2017 "Reproduction of the duck catfish Ageneiosus ucayalensis in a ria river system" (Journal of Fish Biology, Vol. 90 No. 3)
- Ribeiro, F.R.V.; Rapp Py-Daniel, L. & Walsh, S.J., 2017 "Taxonomic revision of the South American catfish genus Ageneiosus (Siluriformes: Auchenipteridae) with the description of four new species" (Journal of Fish Biology, P. 69)
- Ota, R.R.; Carvalho Deprá, G. de; Graça, W.J. da & Pavanelli, C.S., 2018 "Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated" (Neotropical Ichthyology, Vol. 16 No. 2, P. 62)
- Urbano-Bonilla, A.; Ballen, G.A.; Herrera-R, G.A.; Zamudio, J., Herrera-Collazos; E.E.; DoNascimiento, C.; Prada-Pedreros, S. & Maldonado-Ocampo, A., 2018 "Fishes of the Cusiana River (Meta River basin, Colombia), with an identification key to its species" (ZooKeys, No. 733, P. 81)
- Calegari, B.B. & Reis, R.E., 2019 "Phylogenetic systematics of the driftwood catfishes (Siluriformes: Auchenipteridae): a combined morphological and molecular analysis" (Zoological Journal of the Linnean Society, P. 99)
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