分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Characidae (Characins; tetras)
脂鯉科 (Characins; tetras) > Stethaprioninae
Etymology: Andromakhe: Named for Áνδρομάχη, Andromakhe (‘battle of men’), a character in Greek mythology, she is the wife of Hector, Prince of Troy, and, in Homer’s epic poem Iliad, the mother of Ἀστυάναξ, Astyanax (‘city protector’).; saguazu: Specific name derived from Guarani language word sa (eye) guazú (large)..
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的
South America: Arroyos Once Vueltas and Shangay of the Río Uruguay in Argentina.
南美洲: 枯乾的河道一旦在阿根廷的 Vueltas 與 Rio 烏拉圭的 Shangay。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 9.2 cm SL 雄魚/尚未辨別雌雄; (Ref. 94153)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 12; 臀鰭軟條: 35; 脊椎骨: 31 - 33. Maxillary teeth two or three; third or fourth tooth of outer premaxillary series inserted posteriorly to the rest; large eye 41-45% HL; first anal fin ray inserted anterior to last dorsal fin ray; anal fin rays iv-vi, 25-29; and perforated scales in lateral line series 37-39 (Ref. 52391).
上顎齒二或三; 外部上頜骨前的系列的第三或第四個牙齒在後部地對其他部分插入; 大的眼 41-45% HL; 第一個插入的臀鰭鰭條位於最後的背鰭鰭條前; 臀鰭棘條 iv-vi,25-29; 而且在側線系列 37-39 中的有排孔的鱗片.(參考文獻 52391)
Inhabits streams with sandy-rocky bottom, riffles, small falls and pools (Ref. 52391).
用沙-岩石的底部，急流，小的秋天與水池棲息於溪流。 (參考文獻 52391)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 枯乾的河道一旦在阿根廷的 Vueltas 與 Rio 烏拉圭的 Shangay。
Casciotta, J.R., A.E. Almiron and M.M. Azpelicueta, 2003. A new species of Astyanax from río Uruguay basin, Argentina (Characiformes: Characidae). Ichthyol. Explor. Freshwat. 14(4):329-334. (Ref. 52391)
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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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.4 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).
