分類 / Names
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) > Geophaginae
Etymology: Geophagus: Greek, gea = the earth + Greek, phagein = to eat (Ref. 45335).
More on authors: Eigenmann & Hildebrand.
Issue
Gosse & Kullander (1981) clarified the nomenclature of the species.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; pH range: 6.5 - 7.0; dH range: 5 - 15. 熱帶; 24°C - 26°C (Ref. 1672)
South America: Magdalena, Cauca and Sinú River basins in Colombia; Limón River (Lake Maracaibo drainage) in Venezuela.
南美洲: 在哥倫比亞的 Magdalena ， Cauca 與 Sinu 河流域, 在委內瑞拉的檸檬河 (湖 Maracaibo 流域)。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 19.8 cm TL 雄魚/尚未辨別雌雄; (Ref. 36377); 最大體重: 128.00 g (Ref. 125980)
Similar to Aequidens except for the presence of a lobule on the first branchial arch and the protuberance on the head of male specimens.
類似 Aequidens 除了那有在第一個鰓弓上的一個小裂片而且在頭雄性標本上有突起。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Very little is known of the breeding habits of this peaceful species (Ref. 12251).南美洲: 在哥倫比亞的 Magdalena ， Cauca 與 Sinu 河流域, 在委內瑞拉的檸檬河 (湖 Maracaibo 流域)。
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)
人類使用
漁業: 商業性; 水族館: 商業性
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01950 (0.00850 - 0.04473), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.0 ±0.00 se; based on food items.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
