Rhyacoglanis seminiger

Shibatta & Vari, 2017
Rhyacoglanis seminiger, LIRP 12466, holotype, 74.2 mm SL; rio Juruena, Mato Grosso, Brazil
semi (lat.) = half, niger (lat.) = black
 
Family
Pseudopimelodidae
 
Genus
Rhyacoglanis
Synonyms
unknown
IUCN Red List:
least concern
Length (total)
approx.  11 cm
Standard length (documented)
77.8 mm
Recommended tank size
80 cm
Temperature
26 - 30 °C
rio Juruena, ➀ rio Claro, rio do Sangue

Mato Grosso

Brazil

rio do Sangue | rio Arinos ⇒ rio Juruena ➙ rio Tapajós ➙ Amazonas ➙ Atlantic NE

[ -13.378,-59.016 ]
Map to Rhyacoglanis seminiger
 
Rhyacoglanis - overview of habitats
Water values South America
Nutrition (mostly): carnivore
Eats plants
not known
unknown
 
 
 
Adipose fin
Anal fin
Caudal fin


Dorsal fin

Pectoral fins
Pelvic fins
long
iii - iv / 5 - 6 rays
6-7 + 6-8 soft rays
slightly incised / concave, pointed
little longer at the bottom than at the top
I / 6 rays
slightly convex
I / 6 rays
I / 5 rays
 
Rhyacoglanis - overview of fins
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
Pic. 2: Rhyacoglanis seminiger, LIRP 12466, holotype, 74.2 mm SL; rio Juruena, Mato Grosso, Brazil
Pic. 3: Rhyacoglanis seminiger, LIRP 12466, holotype, 74.2 mm SL; rio Juruena, Mato Grosso, Brazil
Pic. 4: Color variation in Rhyacoglanis seminiger, MZUSP 82085, paratypes; a. 70.4 mm SL; b. 48.6 mm SL; c. 44.4 mm SL; rio Sangue, tributary of rio Juruena, Mato Grosso, Brazil
Many thanks to
for the pictures
O.A. Shibatta & R.P. Vari (CC BY-NC 4.0)
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=2535
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