Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة, usually 3 - ? m (Ref. 35835). Tropical; 13°N - 11°N
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 42.5 cm FL ذكر/ مختلط الجنس; (Ref. 35835)
الأشواك الظهرية (المجموع) : 0; الأشعة الظهرية الناعمة (المجموع) : 12 - 13; شوكة شرجية: 0; أشعه شرجية لينه: 8. Eye diameter less than 1.5 times in snout length, less than 1.1 times in interorbital width, and less than 5 times in head length; head length the same as body depth; lower and upper jaw close equally or lower jaw extends anteriorly from upper jaw; usually a well developed nuchal hump.
Occurs over muddy, sandy and rocky substrates (with slight preference for rocks), usually in water deeper than 3 m. Feeds on insects (both larvae and adults); small specimens also eat zooplankton, while large ones sometimes exclusively feed on fish (Ref. 35835).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Nagelkerke, L.A.J. and F.A. Sibbing, 1997. A revision of the large barbs (Barbus spp., Cyprinidae, Teleostei) of Lake Tana, Ethiopia, with a description of seven new species. p. 105-170. In L.A.J. Nagelkerke (ed.) The barbs of Lake Tana, Ethiopia: morphological diversity and its implications for taxonomy, trophic resource partititioning and fisheries. Wageningen University, The Netherlands. (Ref. 35835)
IUCN Red List Status (Ref. 130435)
في خطر (EN) (B1ab(i,ii,iii)); Date assessed: 01 April 2007
استخدامات بشرية
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=0.00933 (0.00422 - 0.02065), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.4 ±0.47 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): Moderate vulnerability (37 of 100).
