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Siluriformes (Catfishes) >
Callichthyidae (Callichthyid armored catfishes) > Callichthyinae
Etymology: Dianema: Greek, di = two + Greek, nema = filament (Ref. 45335).
More on author: Cope.
Issue
See Reis (1997) for phylogeny.
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce démersal; pH range: 5.5 - 7.5; dH range: 2 - 20. Tropical; 22°C - 26°C (Ref. 1672)
South America: Amazon River basin.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 9.8 cm SL mâle / non sexé; (Ref. 125975); poids max. publié: 25.80 g (Ref. 125975)
Obligate air-breathing (Ref. 126274)
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Builds a bubble nest (Ref. 1672).
Reis, R.E., 2003. Callichthyidae (Armored catfishes). p. 291-309. 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. 37395)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02399 (0.01213 - 0.04742), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 2.9 ±0.3 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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