Hypancistrus contradens
Armbruster, Lujan & Taphorn, 2007
contra (lat.) - opposite, difference; dens (lat.) - tooth
Synonyms
Hypancistrus sp. "L 201 Big Spot"
Ventuari-Engelsharnischwels
Ventuari-Engelsharnischwels
Length (total)
approx. 12 cm
Standard length (documented)
85.9 mm
Recommended tank size
80 cm
Temperature
26 - 30 °C
pH
5.5 - 7.5
Type of water
Clear water
Flow
small
Substrate
rocks
Nutrition (mostly): omnivore
green algae, cyanobacteria (Cyanobacteria), diatoms (Bacillariophyceae), insect larvaes
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
from genus: Males have a a wider head and stronger odontodes. Females have a wider waist.
from genus: Standard
multiple
from
to
Quantity
25
Temp.
27
30
pH
6.00
7.50
GH
8
KH
NO³
Cond.
present
I / 4 rays
14 soft rays
slightly incised / concave, pointed
little longer at the bottom than at the top
bright dots
II / 7 rays
bright dots
6 soft rays
bright dots
5 soft rays
bright dots
I / 4 rays
14 soft rays
slightly incised / concave, pointed
little longer at the bottom than at the top
bright dots
II / 7 rays
bright dots
6 soft rays
bright dots
5 soft rays
bright dots
Sympatric with
not known
last seen on a
german stock list
german stock list
24/December/2021
- Seidel, Ingo "Hypancistrus Fibel" edition: 1 (2010) P.14 - 15
- Seidel, Ingo: "L 201 - ein attraktiver und häufig verwechselter Harnischwels"
(Aquarium Fachmagazin Oktober / November 2011 - "Wels-Presseschau")
- Armbruster, J. W. et. al., 2007 "Four New Hypancistrus (Siluriformes: Loricariidae) from Amazonas, Venezuela"
- Tan, Milton & Armbruster, Jonathan, 2016 "Two new species of spotted Hypancistrus from the Rio Negro drainage (Loricariidae, Hypostominae)" (ZooKeys 552: 123-135 (13 Jan 2016), P. 134)
- 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. 80)
- americanfish.de
- H. Mengewein
- PCF
- --- find more ---
Many thanks to
for the pictures
Tom Rudolph
1, 2, 3, 4, 5, 6, 7
10, 11, 12, 13
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=47
47