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: Otocinclus: Greek, ous, oto = ear + Latin, cinclus = latticework; in allusion to the holes of the head in the ears (Ref. 45335); mangaba: The specific name mangaba is a Portuguese name for the mangaba fruit (Hancornia speciosa), native to Brazil. The name alludes to the city of Humaita´, recognized in the past for its high production of the fruit and locally named ‘‘Terra da Mangaba’’ (Mangabaland). A noun in apposition. More on authors: Lehmann, A., Mayer & Reis.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
South America: Rio Madeira drainage, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.8 cm SL male/unsexed; (Ref. 86269)
Morphology | Morphometrics
soft rays: 6;
Vertebrae: 22 - 23. Distinguished from its congeners by the absence of median abdominal plates between the lateral abdominal plates, and by the presence of a dark spot at the base of the caudal fin separated from the midlateral stripe by an unpigmented or slightly pigmented area, and not extended posteriorly onto the middle caudal-fin rays (Ref. 86269).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Lehmann, A.P., F. Mayer and R.E. Reis, 2010. A new species of Otocinclus (Siluriformes: Loricariidae) from the Rio Madeira Drainage, Brazil. Copeia 2010(4):635-639. (Ref. 86269)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00228 - 0.01325), b=3.11 (2.90 - 3.32), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .