Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Loricariidae
(Armored catfishes) > Hypostominae
Etymology: Peckoltia: Because of Gustavo Peckolt,member of the Natural History Commission of Rondon (Ref. 45335).
Environment / Climate / Range
Freshwater; demersal; pH range: 5.0 - 7.5; dH range: 2 - 20. Tropical; 23°C - 26°C (Ref. 13371)
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.0 cm TL male/unsexed; (Ref. 36713)
Morphology | Morphometrics
soft rays: 4. Distinguished from its congeners by having the dorsal color of the head with a wedge of dark pigment on the snout and a bar from the posterior edge of the frontal to just behind the parieto-supraoccipital (the pigment may alternatively appear as dark mottling and/or the anterior marking may appear, particularly in juveniles, in the form of a dark E on the snout) (Ref. 77026).
South America: Brazilian Amazon and lower reaches of the Rio Tapajos, Rio Madeira and Xingu; Río Ventuari of Venezuela, southern tributaries of the Amazon from the Madeira to the mouth, and the Rios Uatumã, Trombetas, Capim, and Maranhão. One collection of what appears to be this species was also recorded from the upper Río Guaviare of Colombia.
Specimens from Venezuela were collected from rocks in runs (Ref. 77026). Nocturnal species; feeds on algae (Ref. 13371). Aquarium keeping: feeds on plants and roots; in groups of 5 or more individuals; minimum aquarium size 80 cm (Ref. 51539).
Fisch-Muller, S., 2003. Loricariidae-Ancistrinae (Armored catfishes). p. 373-400. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil.
IUCN Red List Status (Ref. 90363)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00373 - 0.02129), b=3.01 (2.80 - 3.22), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 2.0 ±0.00 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .