分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Goodeidae (Splitfins) > Goodeinae
Etymology: Allotoca: Greek, allos = other + Greek, tokos = birth (Ref. 45335). The transliterated Latin terminal part of the compound name ('tocus') was changed to 'toca', thus the genus is feminine (Ref. 35111).
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の; pH range: 7.0 - 7.6; dH range: 5 - 20. Tropical; 21°C - 25°C (Ref. 12468)
Central America: Los Reyes in Michoacan, Mexico.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 7.5 cm SL オス/雌雄の選別がない; (Ref. 26130); 8.5 cm (female)
Inhabits slow flowing water with dense algal growth on rocks. Also occurs in swamps (Ref. 26130).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Viviparous. Males possess an andropodium, a structureless lobule of the anal fin that acts only as a conveyor to assure successful fertilization.
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-1)
絶滅寸前の危機的状況 (CR) (B1ab(i,ii,iii,iv)+2ab(i,ii,iii,iv)); Date assessed: 08 March 2018
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [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).
栄養段階 (Ref.
69278): 2.2 ±0.1 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
