Ancistrus megacanthus

Widholzer, Borsoi, Reis & Lehmann, 2024
 
mega (gr.) - great; akanthos (gr.) - spin; because of the large pectoral fin ray
 
Family
 
Subfamily
 
Tribe
 
Group
 
Genus
Synonyms
unknown
least concern
Length (total)
approx.  17 cm
Standard length (documented)
124.4 mm
Recommended tank size
100 cm

Rio Grande do Sul

Brazil

arroio Santa Bárbara | rio Vacacaí → rio Jacuí → rio Guaíba → lagoa dos Patos → Atlantic SE

[ -30.455,-54.374 ]
Map to Ancistrus megacanthus
High above sea level
~100 m
Flow
strong
Substrate
gravel
Nutrition (mostly): omnivore
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
from genus: The males have more and longer tentacle on the head. Often females have only short tentacle/stublles anlong the mouth.
from genus: Standard
unknown
 
 
 
i / 4 rays
14 soft rays
straight
little longer at the bottom than at the top
II / 7 rays
I / 6 rays
i / 5 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
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Link: https://www.suedamerikafans.de/en/wels-datenbank/welsart/?art=3298
3298