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Characiformes (Characins) >
Alestidae (African tetras)
Eponymy: Dr Günter Theodor Tessmann (1884–1969), was a German explorer, ethnographer and plant collector. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة محيطي. Tropical
Africa: southern Cameroon and Equatorial Guinea (Ref. 42020, 96557).
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 12.8 cm TL ذكر/ مختلط الجنس; (Ref. 42020)
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Paugy, D., 1986. Révision systématique des Alestes et Brycinus africains (Pisces, Characidae). Collection Études et Thèses. Éditions de l'O.R.S.T.O.M., Paris. 295 p. (Ref. 42019)
IUCN Red List Status (Ref. 130435: Version 2024-2)
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=0.01000 (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).
مستوى غذائي (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).