Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة; مياه مخلوطة قاعية التغذية و المعيشة; pH range: 7.0 - 7.5; dH range: 20 - 30; غير مهاجرة. Tropical; 22°C - 28°C (Ref. 12468); 19°N - 14°N
North and Central America: Rio San Juan, Mexico to Guatemala. At least one country reports adverse ecological impact after introduction.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm SL ذكر/ مختلط الجنس; (Ref. 30499); common length : 4.0 cm TL ذكر/ مختلط الجنس; (Ref. 12193)
Occurs in warm springs and their effluents, canals and weedy ditches, and stream pools (Ref. 5723). Food is mainly detritus (Ref. 36880). Some populations in caves (Ref. 27297).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
28 days after fertilization female gives birth to 30-80 young. Sexual maturity is reached after 7-12 months (Ref. 2060).
Proudlove, G.S., 1997. A synopsis of the hypogean fishes of the world. p. 351-354. In Proceedings of the 12th International Congress of Speleology, La Chaux de Fonds, Switzerland. vol. 3. (Ref. 27297)
IUCN Red List Status (Ref. 130435: Version 2024-2)
خطر للأنسان
Potential pest (Ref. 1982)
استخدامات بشرية
مصائد: غير ذات اهمية; حوض مائي: تجاري; طعم: occasionally
أدوات
تقارير خاصة
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مصادر علي الأنترنت
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=0.01047 (0.00643 - 0.01705), b=3.11 (2.98 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
مستوى غذائي (Ref.
69278): 2.0 ±0.00 se; based on food items.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).