macanuda - regional for 'large and strong' person, because largest species in the genus
Synonyms
Bagrinho-da-areia-barrado
least concern
Length (total)
approx. 18 cm
Standard length (documented)
150.0 mm
Recommended tank size
80 cm
unnamed creek to arroio Velhaco near Sentinela do Sul, arroio Abranjo = arroio Abrânio, arroio do Acampamento = sanga da Acampamento, arroio Arambaré, arroyo Batovi, arroio dos Cachorros, arroio Calombos, rio Camaquã, río Cebollatí, arroio Evaristo, arroio Grande, arroio Mata Olho, arroio das Neves = arroio Areião, río Olimar, unnamed creek to rio Pardo, arroio Piraí, arroyo Polanco, arroio do Ribeirinho, río Tacuarí, arroio Telho Chico, rio Vacacaí, rio Vacacaí-mirim, río Yí, arroio Quilombo (endemic)
Rio Grande do Sul, Colonia, Treinta y Tres, Rivera, Flores
Brazil, Uruguay
arroio dos Ratos → rio Jacuí ⇒ rio Guaíba || arroio Arambaré ➙ rio Piratini | río Cebollatí | arroio Telho → río Yaguarón ⇒ laguna Merín ⇒ canal São Gonçalo | rio Camaquã ⇒ lagoa dos Patos | arroyo Cunapiru → río Tacuarembó | arroio Piraí ⇒ río Negro → río Uruguay → río de la Plata → Atlantic SE
[ -30.720,-51.658 ]
Substrate
sand
ephemeroptera (Ephemeroptera) (larvae), diptera (Diptera) (larvae), Wenigborster (Oligochaeta), (sand), vegetable fibers, Chironomidae (Chironomidae)
Eats plants
not known
approx. 3.5 cm
unknown
 
ii / 4 (- 5) rays
12 soft rays
II / (8 -) 10 (- 12) rays
6 soft rays
without filament 
i / (5 -) 4 rays
12 soft rays
II / (8 -) 10 (- 12) rays
6 soft rays
without filament 
i / (5 -) 4 rays
Sympatric with
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
- Ferrer, J. & Malabarba, L.R., 2020 "Systematic revision of the Neotropical catfish genus Scleronema (Siluriformes: Trichomycteridae), with descriptions of six new species from Pampa grasslands" (Neotropical Ichthyology, Vol. 18 No. 2)
- Malabarba, L.R.;Hirschmann,A.; Lucena,C.A.S. de; Giora,J.; Wingert,J.M.; Ferrer,J.; Silva,P.C ; Angrizani,R.C.; Costa Ramos,R. da; Kullander,S.; Carvalho,T.P.; Bertaco,V.; Fialho,C.B. & Bonato,K.O., 2025 "Guia Peixes do Bioma Pampa"
Many thanks to
for the pictures
1, 2, 3
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=3035
3035
12.11.2025




