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Gymnogeophagus balzanii (Perugia, 1891)

Argentine humphead
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Gymnogeophagus balzanii
Male picture by Casacuberta, M.

Argentina country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Found in the upper and tributaries of Paraná (Ref. 56308). Also Ref. 36377.
National Checklist: Argentina
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ar.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: López, H.L., A.M. Miquelarena and J. Ponte Gómez, 2005
National Database:

Common names from other countries

Earth eater, Castañeta, 鲍氏裸光盖丽鱼, ... more

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).

Environment: milieu / climate zone / depth range / distribution range 生態學

; 淡水 底中水層性; pH range: 6.0 - 8.0; dH range: 5 - 19.   亞熱帶的; 22°C - 26°C (Ref. 1672)

分布 國家 | FAO區域 | 生態系 | 發現紀錄 | Point map | 簡介 | Faunafri

South America: Paraná River basin, in the Paraguay drainage in Brazil and Paraguay, the Paraná drainage in Argentina; the lower Uruguay drainage in Uruguay and Brazil.
南美洲: 巴拉納河流域, 在巴拉圭流域在巴西與巴拉圭, 在阿根廷的 Parana 流域; 在烏拉圭與巴西的烏拉圭流域下游。

大小 / 重量 / 年齡

Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 36377)

生物學特性     字彙 (例如 epibenthic)

Max. length 20 cm TL (Ref. 1672).

最大體長 20 公分TL.(參考文獻 1672)

Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚

Larvophile mouth brooders. Female tends the clutch. This updates previous information from Ref. 1672.南美洲: 巴拉納河流域, 在巴拉圭流域在巴西與巴拉圭, 在阿根廷的 Parana 流域; 在烏拉圭與巴西的烏拉圭流域下游。

主要參考資料 Upload your references | 參考文獻 | 合作者 : Kullander, Sven O. | 合作者

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)


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