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 author: Pellegrin.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Oyapock and Approuague River basins.
南美洲: Oyapock 與 Approuague 河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 17.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 111348)
Typically occurs in rocky zones of main rivers during periods of low water level (Ref. 27188). Often caught in quiet zones of cascades with sandy-rocky bottom. Males who appear not to develop s frontal hump have long filaments on their caudal fins, as well as the dorsal and ventral fins (Ref. 35237). Maximum length 25 cm SL (Ref. 27188).
在期間典型地出現於主要河川的岩石的區域中低水平的.(參考文獻 27188) 時常具有沙-岩石的底部在小瀑布的安靜區域捕獲了。 出現不的雄性發育 s 額骨隆起在他們的尾鰭上有長的絲狀突起, 以及背部與腹面鰭.(參考文獻 35237) 最大的長度 25 公分 SL.(參考文獻 27188)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: Oyapock 與 Approuague 河流域。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 18 November 2020
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=0.02239 (0.01245 - 0.04025), b=3.01 (2.86 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.3 ±0.1 se; based on size and trophs of closest relatives
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 (11 of 100).
