Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Loricariidae
(Armored catfishes) > Ancistrinae
Etymology: Chaetostoma: Greek, chaite = hair + Greek, stoma = mouth (Ref. 45335); spondylus: The specific epithet spondylus is in reference to the tuft of odontodes on the trunk lateral dermal plates that resemble the thorny projections of the bivalve mollusk known as spiny oyster. A noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; pH range: 7.1 - ?. Tropical
South America: Río Chotano, río Huancabamba, río Sendamal, and río Utcubamba, mountain tributaries (1500- 2000 m above sea level) of río Marañón, Amazon River basin in Peru.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 13.1 cm SL male/unsexed; (Ref. 103265)
Morphology | Morphometrics
Found in high gradient stream and rapids, over mostly boulder substrate (Ref. 103265).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Salcedo, N.J. and H. Ortega, 2015. A new species of Chaetostoma, an armored catfish (Siluriformes: Loricariidae), from the río Marañón drainage, Amazon basin, Peru. Neotrop. Ichthyol. 13(1):151-156. (Ref. 103265)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg 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=0.01175 (0.00479 - 0.02884), b=3.05 (2.83 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .