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: Gymnogeophagus: Greek, gymnos = naked + Greek, gea = the earth + Greek, phaegein, to eat (Ref. 45335).
Issue
Redescription in Reis & Malabarba (1988).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶; 21°C - 24°C (Ref. 2060)
South America: Brazil and Uruguay.
南美洲: 小湖在巴西與到阿根廷烏拉圭做 Patos 與小湖 Mirim 流域。 (參考文獻 9086)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 15.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 36377)
Spawns on the bottom. A male will spawn with more than one female if there is more than one ripe female around. If not, he is satisfied to spawn with one partner and to stay with one female forever (Ref. 12251). Maximum length 25 cm TL (Ref. 2060).
產卵於底部。 如果在附近有超過成熟的母魚，一隻雄魚將與超過一個母魚交配。 如果不，他被滿意與一交配伴侶與停留永遠地有一母魚.(參考文獻 12251) 最大的長度 25 公分TL.(參考文獻 2060)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Eggs are deposited on substrate and covered with sand; female protects clutch and takes larvae into the mouth after hatching; larvophile mouth brooder. This corrects previous information from Ref. 2060.南美洲: 小湖在巴西與到阿根廷烏拉圭做 Patos 與小湖 Mirim 流域。 (參考文獻 9086)
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)
無危 (LC) ; Date assessed: 07 November 2018
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 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01862 (0.00849 - 0.04084), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.5 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 (10 of 100).
