Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة محيطي. Tropical; 11°S - 21°S
Africa: Middle and Lower Zambezi, including Lake Kariba, and Pungwe and Buzi rivers in Mozambique (Ref. 52193). Reports from Congo River basin refer to other species of Distichodus (Ref. 96324, 122092).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 57.0 cm SL ذكر/ مختلط الجنس; (Ref. 52193); أعلا وزن تم نشرة: 7.6 kg (Ref. 52193)
الأشواك الظهرية (المجموع) : 0; الأشعة الظهرية الناعمة (المجموع) : 27 - 29; شوكة شرجية: 0; أشعه شرجية لينه: 14 - 15. Diagnosis: snout extended; mouth terminal; head about 4 times in fork length; juveniles with 6-7 dark bars (Ref. 52193).
Inhabits swift flowing water, rapids or quiet, deep, sandy or rocky pools (Ref. 13337). Found only in the mainstream of larger rivers and even in Lake Kariba prefers more riverine habitats; omnivorous, feeds on insects, snails, small fish, and aquatic plants; breeds in summer, moving upstream to suitable sites (Ref. 7248, 52193).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Daget, J. and J.-P. Gosse, 1984. Distichodontidae. p. 184-211. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 7094)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير مهمة تجارياً; لعبة سمكه: نعم
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=0.01549 (0.00716 - 0.03351), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.2 ±0.49 se; based on food items.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).
