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Characiformes (Characins) >
Characidae (Characins; tetras) > Stevardiinae
Etymology: Creagrutus: Greek, kreagreytos, -os, -on = to tear, to rip up the flesh (Ref. 45335).
More on authors: Harold & Vari.
Issue
See Harold & Vari (1994:13) for detailed redescription.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: southern and southeastern tributaries to Maracaibo Lake.
サイズ / 重さ / 年齢
Maturity: Lm ?  range ? - ? cm
Max length : 6.7 cm SL オス/雌雄の選別がない; (Ref. 28667)
Omnivore and feeds on detritus (Ref. 26543).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Harold, A.S. and R.P. Vari, 1994. Systematics of the Trans-Andean species of Creagrutus (Ostariophysi: Characiformers: Characidae). Smith. Contrib. Zool. (551):31 p. (Ref. 28667)
Human uses
用具
特記事項
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インターネットの情報源
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=0.01479 (0.00653 - 0.03348), b=2.96 (2.77 - 3.15), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 2.0 ±0.00 se; based on food items.
回復力 (Ref.
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).