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> Characiformes (Characins) > Alestidae (African tetras)
Etymology: Phenacogrammus:Greek, phenax, -akos = deceptive + Greek, gramma = letter, signal (Ref. 45335). Eponymy: Heiko Bleher (d: 1944) is a German explorer and ornamental fish wholesaler and supplier. [...] (Ref. 128868), visit book page. More on author: Géry.
Environment: milieu / climate zone / 深さの範囲 / distribution range 生態学
Africa: only known from the type locality, a small tributary of the Bari River (Lua River system, Ubangi drainage, middle Congo River basin) in Democratic Republic of the Congo (Ref. 39244).
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm Max length : 6.3 cm SL オス/雌雄の選別がない; (Ref. 39244); 6.0 cm SL (female)
簡単な記述 検索表 | 形態学 | 形態計測学
背鰭 (合計) : 10; 臀鰭: 21 - 22. Distinguished by the purple iridescence of the body in life and a conspicuous black humeral spot in preserved specimens (Ref. 39244).
Life cycle and mating behavior 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Géry, J., 1995. Description of new or poorly known Alestinae (Teleostei: Characiformes: Alestidae) from Africa, with a note on the generic concept in the Alestinae. aqua, J. Ichthyol. Aquat. Biol. 1(4):37-64. (Ref. 39244)
Phylogenetic diversity index (参照 82804): PD50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00243 - 0.01426), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (参照 69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
回復力 (参照 120179): 高い, 15か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100). 🛈