Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Loricariidae
(Armored catfishes) > Hypoptopomatinae
Etymology: Hisonotus: Greek, isos = equal + Greek, noton = back (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
South America: Arroyo Tirica in Misiones, Argentina.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.2 cm SL male/unsexed; (Ref. 72404)
Morphology | Morphometrics
(total): 7. Presence of 20-22 lateral plates; 5 branched anal-fin rays. Absence of pad on snout tip. Blunt and deep snout, snout 45.5-50.9% in HL; eye 13.4-17.1% in HL. Absence of predorsal unpaired plates. Vent completely covered by two rows of large lateral platelets and one median series with irregular plates (Ref. 72404).
Inhabits stream with two different environment, one which has the natural vegetation of the region and the other one which has introduced coniferous trees. This fish occurs in the portion of the stream where a plantation of small coniferous trees exposes the brook completely to sunlight (Ref. 72404).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Azpelicueta, M.M., A.E. Almirón, J.R. Casciotta and S. Koerber, 2007. Hisonotus hungy sp.n. (Siluriformes, Loricariidae) a new species from arroyo Tirica, Misiones, Argentina. Rev. Suisse Zool. 114(3):591-598. (Ref. 72404)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00221 - 0.01307), b=3.11 (2.90 - 3.32), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 2.1 ±0.1 se; Based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .