Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Subtropical
South America: small to mid-sized coastal rivers of northeastern Brazil.
Length at first maturity / Size / Weight / Age
Maturity: Lm 22.0  range ? - ? cm
Max length : 32.8 cm TL male/unsexed; (Ref. 115887); max. published weight: 540.00 g (Ref. 111835)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pairing is distinct during copulation (Ref. 205). Males may stay near the nest (Ref. 205).
Castro, R.M.C. and R.P. Vari, 2003. Prochilodontidae (Fannel mouth characiforms). p. 65-70. 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. (Ref. 37057)
IUCN Red List Status (Ref. 125652)
Threat to humans
Fisheries: commercial; aquaculture: commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.01036 - 0.02317), b=2.99 (2.87 - 3.11), in cm total length, based on LWR estimates for species & Genus-BS (Ref. 93245
Trophic level (Ref. 69278
): 2.2 ±0.1 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=2-3; tmax=5).
Fishing Vulnerability (Ref. 59153
): Low to moderate vulnerability (31 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .