paucus (lat.) - few, radiatus (lat.) - rays; because of the few fin rays in the anal
Synonyms
unknown
Length (total)
approx. 6 cm
Standard length (documented)
35.5 mm
Recommended tank size
60 cm
Temperature
25 - 29 °C
Amazonas (BRA), Amazonas (VEN)
Brazil, Colombia, Venezuela
río Baria → río Pasimoni → río Casiquare | rio Daraá ⇒ rio Negro | rio Itabani → rio Urubu ⇒ Amazonas → Atlantic NE ↓ Caribic ↓
˜[ 5.832,-67.488 ]
High above sea level
~120 m
Eats plants
not known
unknown
 
10 - 11 soft rays
(8 -) 4 + 4-9 soft rays
(5 -) 6 soft rays
8 soft rays
5 soft rays
(8 -) 4 + 4-9 soft rays
(5 -) 6 soft rays
8 soft rays
5 soft rays
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. 416
- Ferraris, Carl Jr., 1988 "Relationships of the Neotropical Catfish Genus Nemuroglanis, with Description of a New Species (Osteichthys: Siluriformes: Pimelodidae)" (Proceedings of the Biological Society of Washington, Vol. 101, P. 510)
- Bockmann, F.A. & Ferraris, C.J., 2005 "Systematics of the Neotropical Catfish Genera Nemuroglanis Eigenmann and Eigenmann 1889, Imparales Schultz 1944, and Medemichthys Dahl 1961 (Siluriformes: Heptapteridae)" (Copeia, Vol. 2005 No. 1, P. 124)
- Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (I)" (Zootaxa, Vol. 1418, P. 188)
- Ribeiro, F.R.V.; Pedroza, W.S. & Rapp Py-Daniel, L.H., 2011 "A new species of Nemuroglanis (Siluriformes: Heptapteridae) from the rio Guariba, rio Madeira basin, Brazil" (Zootaxa, Vol. 2799, P. 41)
- DoNascimiento, C.; Herrera-Callazos, E.E.; Herrera-R., G.A.; Ortega-Lara, A.; Villa-Navarro, F.A.; Oviedo, J.S.U. & Maldonado-Ocampo, J.A., 2017 "Checklist of the freshwater fishes of Colombia: a Darwin Core alternative to the updating problem" (ZooKeys, Vol. 708, P. 91)
Many thanks to
for the pictures
1, 2, 3, 4
Please help with your pictures and information to complete the database: database(at)welsfans.de
Link: https://www.suedamerikafans.de/en/wels-datenbank/welsart/?art=2142
2142