Teleostei (teleosts) > Siluriformes
(Catfishes) > Pimelodidae
Etymology: Pinirampus: Latin, pinna = fin + perhaps Old German, rampf = hook.
More on authors: Spix & Agassiz.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal; pH range: 6.0 - 8.0; dH range: ? - 25; potamodromous (Ref. 51243). Tropical; 22°C - 28°C (Ref. 2059)
South America: Amazon, Essequibo, Orinoco, and Paraná basins.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 45 - ? cm
Max length : 120 cm TL male/unsexed; (Ref. 36506); max. published weight: 7.7 kg (Ref. 40637)
Occurs in schools. Feeds on benthic animals (Ref. 9084). Known from a temperatures ranging from 24-29 °C, pH range of 5-9, and an alkalinity range of 42-142 (Ref. 9110).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Lundberg, J.G. and M.W. Littmann, 2003. Pimelodidae (Long-whiskered catfishes). p. 432-446. 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. 36506)
IUCN Red List Status (Ref. 126983)
Threat to humans
Fisheries: commercial; gamefish: yes; aquarium: public aquariums
Estimates based on models
Phylogenetic diversity index (Ref. 82804
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00455 - 0.01052), b=3.13 (3.01 - 3.25), in cm total length, based on LWR estimates for species & Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 4.5 ±0.80 se; based on food items.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): High to very high vulnerability (72 of 100).
Nutrients (Ref. 124155
): Calcium = 59.1 [17.4, 132.1] mg/100g ; Iron = 1.35 [0.70, 2.62] mg/100g ; Protein = 17.3 [15.3, 19.5] % ; Omega3 = 0.442 [0.174, 1.143] g/100g ; Selenium = 83.9 [33.3, 186.7] μg/100g ; VitaminA = 32.9 [9.8, 111.6] μg/100g ; Zinc = 0.849 [0.554, 1.270] mg/100g (wet weight); based on nutrient studies.