分类 / Names
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Teleostei >
Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Hypostomus: Greek, hypo = under + Greek, stoma = mouth (Ref. 45335); velhochico: 'velhochico', i.e., refers to rio São Francisco, tenderly called by locals as 'Velho Chico', i.e., Old Chico. A noun in apposition (Ref. 128916).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 居于水底的; 深度上下限 1 - 2 m (Ref. 128916).
分布
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South America: Brazil.
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 13.9 cm SL 雄鱼/尚未辨别雌雄; (Ref. 128916)
Facultative air-breathing in the genus; It is found in rivers stretching 20 meters with depth of 1 to 2 meters. It has low currents, with sandy and clay substrates. River margins have arboreal-shrub vegetation, like of a Cerrado biome. The largest specimen observed is 13.88 cm, standard length (Ref. 128916).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Zawadzki, C.H., O.T. Oyakawa and H.A. Britski, 2017. Hypostomus velhochico, a new keeled Hypostomus Lacépède, 1803 (Siluriformes: Loricariidae) from the rio São Francisco basin in Brazil. Zootaxa 4344:560-572. (Ref. 128916)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01585 (0.00723 - 0.03476), b=2.96 (2.79 - 3.13), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
