分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers)
鱂形目 (Rivulines, killifishes and live bearers) >
Goodeidae (Splitfins)
谷鱂科 (Splitfins) > Goodeinae
Etymology: Girardinichthys: From Charles Girard, assistant of Agassiz (1846-1848) + Greek, ichthys = fish.
More on author: Meek.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的; pH range: 6.0 - 7.5; dH range: ? - 15. 溫帶; 12°C - 20°C (Ref. 2060); 21°N - 19°N
North America: upper Rio Lerma and Zempoala lagoon in Morelos, Mexico.
北美洲: 在 Morelos ，墨西哥的 Rio Lerma 上游與 Zempoala 潟湖。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 3.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 2060); 5.0 cm TL (female)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Gestation lasts for about 55 days. A female produces 10 to 20, rarely 30, young.北美洲: 在 Morelos ，墨西哥的 Rio Lerma 上游與 Zempoala 潟湖。
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
IUCN 瀕危狀態 (Ref. 130435)
瀕危 (EN) (B2ab(i,ii,iii,iv)); Date assessed: 12 April 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 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00475 - 0.03188), b=3.01 (2.79 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.2 ±0.1 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Fec=10-30).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
