分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
慈鯛科魚類 (Cichlids) > Cichlasomatinae
Etymology: Mesonauta: Name not explained by Günther; probably from the Greek 'mesos' meaning middle or average, and 'nautes' for sailo (alternatively from Latin 'nauta' or sailor; the name perhaps refers to he position of dorsal fin origin posterior to the pelvic fin which was the author's principal diagnostic character; insignis: Name from the Latin adjective meaning distinguished, remarkable (Ref. 86444).
More on author: Heckel.
Taxonomic Remarks
Redescription by Kullander & Silfvergrip (1991: 418), with bibliography, diagnosis, description, distribution, and illustrations.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性; pH range: 5.0 - 8.0; dH range: 1 - 19. 熱帶; 26°C - 30°C (Ref. 30491)
South America: Amazon River basin, in the upper Negro River drainage in Brazil; Orinoco River basin, along the Orinoco River in Colombia and Venezuela.
南美洲: 亞馬遜河流域, 在巴西的尼格羅河流域上游; 奧里諾科河河流域,沿著在哥倫比亞與委內瑞拉的奧里諾科河河。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 12.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 124482)
In lakes and swamps; locally consumed, smoked (Ref. 40602). Maximum length 20 cm TL (Ref. 13614).
在湖與沼澤中; 地方性地消費了, 煙燻。 (參考文獻 40602) 最大的長度 20 公分TL.(參考文獻 13614)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 亞馬遜河流域, 在巴西的尼格羅河流域上游; 奧里諾科河河流域,沿著在哥倫比亞與委內瑞拉的奧里諾科河河。
Kullander, S.O., 2003. Cichlidae (Cichlids). p. 605-654. 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. 36377)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 20 November 2020
人類使用
漁業: 自給性漁業; 水族館: 商業性
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02951 (0.01709 - 0.05095), b=3.02 (2.87 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (參考文獻
69278): 3.4 ±0.51 se; based on food items.
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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