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Gymnotiformes (Knifefishes) >
Apteronotidae (Ghost knifefishes) > Apteronotinae
Etymology: Compsaraia: Greek, kompsos, -e, -on = elegance, polish, gracefulness + see under Raja.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique. Tropical
South America: Orinoco, Meta, Apure and Negro River basins.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 33.9 cm TL mâle / non sexé; (Ref. 35451)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 0; Rayons mous anaux: 164 - 190. Can be recognized by its elongated body and tail length(35-48% in length to end of anal fin); greatest body depth 10-12%; 5-7 rows of large scales above lateral line; pectoral rays ii, 13-14; anal rays 164-190.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Albert, J.S., 2003. Apteronotidae (Ghost knifefishes). p. 497-502. 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. 36886)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00145 - 0.00871), b=3.06 (2.85 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).