Hypoptopoma thoracatum Günther, 1868
photo by Günther, A.C.L.G.

Family:  Loricariidae (Armored catfishes), subfamily: Hypoptopomatinae
Max. size:  11.5 cm TL (male/unsexed); max.weight: 15.5 g
Environment:  demersal; freshwater; pH range: 5 - 7.5; dH range: 4 - 15
Distribution:  South America: Amazon River basin.
Diagnosis:  Vertebrae: 27-27. This species is distinguished from all congeners by having an elongated spot of black melanophores along the caudal-fin branched rays, not distinctly connected to the lanceolate plates at the base of the fin. The spot is extended over a larger number of lower-lobe rays than upper-lobe rays and along one-half to more than two-thirds of the ray length (Ref. 84367).
Biology:  Feeds on algae (Ref. 13371).
IUCN Red List Status: Least Concern (LC); Date assessed: 09 October 2020 Ref. (130435)
Threat to humans:  harmless


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