分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gymnotiformes (Knifefishes)
電鰻目 (Knifefishes) >
Apteronotidae (Ghost knifefishes)
無背魚科 (Ghost knifefishes) > Apteronotinae
Etymology: Compsaraia: Greek, kompsos, -e, -on = elegance, polish, gracefulness + see under Raja.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Orinoco, Meta, Apure and Negro River basins.
南美洲: 奧里諾科河， Meta ， Apure 與尼格羅河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 33.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 35451)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 0; 臀鰭軟條: 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.
能用它的瘦長身體與尾部長度被辨認出;(35-48% 長臀鰭結束) 最大的體高 10-12%; 5-7 列的大鱗片在側線上面; 胸鰭鰭條 ii,13-14; 臀鰭鰭條 164-190.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 奧里諾科河， Meta ， Apure 與尼格羅河流域。
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)
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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).
營養階層 (Ref.
69278): 3.3 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).
