Hemiodontichthys acipenserinus

Kner, 1854

(Type species)
Hemiodontichthys acipenserinus
 
Family
 
Subfamily
Synonyms
Hemiodon acipenserinus
Knob nosed Whiptail Catfish
Nasenharnischwels
Pinocchio Whiptail Catfish
Length (total)
approx.  15 cm
Standard length (documented)
134.0 mm
Recommended tank size
60 cm
Temperature
24 - 28 °C
pH
6.0 - 7.5

Juquia, Rondônia, Loreto, Amazonas (BRA), Mato Grosso, Acre

Bolivia, Brazil, Guyana, Peru, Suriname

laguna Yarinacocha → río Ucayali || río Mamoré ⇒ rio Madeira ⇒⇒ Amazonas ⇒ Atlantic NE

[ -13.520,-61.745 ]
Map to Hemiodontichthys acipenserinus
Type of water
Clear water, White water
Flow
small
Substrate
sand
Nutrition (mostly): omnivore
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
Sand
necessary
lip breeder
yes
Catfish Atlas 1
 
 
from
to
 
Quantity
 
20
 
Temp.
23
27
 
pH
6.00
7.50
 
GH
 
KH
 
NO³
 
Cond.
 
 
 
 
absent
4 soft rays
10 soft rays
I / 6 rays
6 soft rays
5 soft rays
The aquarium should be set up so that the Hemiodontichthys acipenserinus can not get caught up with the backward odontodes of their rostrum.
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
last seen on a
german stock list
29/January/2022
  • Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 336
  • H.-G. Evers / I. Seidel "Welsatlas 1"  edition: 1 P.499 - 505
Pic. 2: Hemiodontichthys acipenserinus
Pic. 3: Hemiodontichthys acipenserinus
Pic. 4: Hemiodontichthys acipenserinus
Pic. 5: Hemiodontichthys acipenserinus
Pic. 6: Hemiodontichthys acipenserinus
Pic. 7: Hemiodontichthys acipenserinus
Pic. 8: Hemiodontichthys acipenserinus
Pic. 9: Hemiodontichthys acipenserinus
Pic. 10: Hemiodontichthys acipenserinus
Pic. 11: Hemiodontichthys acipenserinus
Many thanks to
for the pictures
Carvalho et. al., 2009 (PD)
5
Hans-Georg Evers
6, 7, 8
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=1121
1121