Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة; مياه مخلوطة قاعية التغذية و المعيشة; pH range: 7.5 - 8.5; غير مهاجرة. Tropical; 22°C - 25°C (Ref. 31267)
Asia: Indonesia, Singapore, Malaysia, Thailand (Ref. 27658). Recorded from the Mekong (Ref. 12693).
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm TL ذكر/ مختلط الجنس; (Ref. 31267); common length : 3.0 cm SL ذكر/ مختلط الجنس; (Ref. 27658)
الأشعة الظهرية الناعمة (المجموع) : 6 - 7; أشعه شرجية لينه: 20 - 25; فقرات: 28 - 29. Principal caudal fin rays 5/6.
Found in ditches, canals, ponds. Occurs at the surface in habitats with dense growth of aquatic plants. Feeds on small crustaceans, insects and protozoans (Ref. 12693). Non-annual breeder. Is very difficult to maintain in aquarium (Ref. 27139). Not seen in markets (Ref. 12693).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Female carries her eggs outside her body in a cluster, attached to the genital pore by filaments.
Roberts, T.R., 1998. Systematic observations on tropical Asian medakas or ricefishes of the genus Oryzias, with descriptions of four new species. Ichthyol. Res. 45(3):213-224. (Ref. 27658)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
مصائد: غير ذات اهمية; حوض مائي: تجاري
أدوات
تقارير خاصة
Download XML
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=0.00479 (0.00189 - 0.01213), b=3.13 (2.91 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.4 ±0.45 se; based on food items.
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (Assuming fec < 100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).