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Siluriformes (Catfishes) >
Pimelodidae (Long-whiskered catfishes)
Etymology: Calophysus: Greek, kalos, kallos = beautiful + Greek, physa = tube (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bottenlevande. Tropical
South America: Amazon and Orinoco River basins.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL hane/ej könsbestämd; (Ref. 6398)
Is reported to commonly attack the fishes caught in fishermen's nets and seines as well as those hooked on trotlines or gaffed (Ref. 6868).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
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. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fiskeri: mindre kommeriell; Vattenbruk: kommersiell; sportfisk: ja; Akvarium: Offentliga akvarier
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00594 - 0.00843), b=3.11 (3.06 - 3.16), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.2 ±0.47 se; based on food items.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (29 of 100).
Nutrients (Ref.
124155): Calcium = 131 [53, 288] mg/100g; Iron = 1.52 [0.82, 3.07] mg/100g; Protein = 16.8 [15.6, 18.2] %; Omega3 = 0.295 [0.126, 0.692] g/100g; Selenium = 77.4 [35.5, 201.7] μg/100g; VitaminA = 29.3 [12.3, 65.9] μg/100g; Zinc = 1.61 [1.15, 2.27] mg/100g (wet weight); based on
nutrient studies.