رده بندی / Names
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Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mythology (Ref. 45335); rioverde: Named for its type locality, ditch south of Rioverde in San Luis Potosí, Mexico. A noun in apposition..
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
; آب شيرين موجوداتی که در محدوده وسیعی از آبهای آزاد از نزدیک بستر و یا روی کف بستر، در قسمت های میان آبی تا سطح آب و در برخی گونه ها با قابلیت پرواز، زندگی و تغذیه می کنند.. Tropical
Central America: Río Pánuco drainage in San Luis Potosí, Mexico.
Size / Weight / سن
Maturity: Lm ? range ? - ? cm
Max length : 7.5 cm SL جنس نر / بدون خواص جنسي; (Ref. 118583)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
شعاع نرم باله پشتي (کل) : 9; شعاع نرم باله مخرجي: 20; مهره ها: 32 - 33. Astyanax rioverde is distinguished from its congeners in central-northern Mexico by having the following characters: scales around caudal peduncle, modally 16.5 (vs. fewer); body deeper, mean 37% SL (vs. mean 34% SL in A. argentatus); interorbital, mean 9-10% SL (vs. mean 8% SL in A. tehuacanensis); maxillary 10.2% SL or shorter, mean 9.5% (vs. 10.1% SL or longer, mean 11.1% in A. argentatus); base of anal fin, 24% SL or shorter (vs. 23% SL or longer in A. argentatus); anterior fontanel short (vs. longer in A. mexicanus and A. tehuacanensis), convex-sided (vs. straight-sided in A. acatlanensis, A. mexicanus and A. tehuacanensis), sharp-tipped (vs. blunt in A acatlanensis and A. mexicanus); infraorbital II, triangular with an angled base (vs. base convex in A. acatlanensis, A. argentatus and A. mexicanus); first dorsal pterygiophore, rostral edge, angled (vs. curved in A. argentatus and A. mexicanus); and humeral spot oval (vs. triangular-rectangular) (Ref. 118583).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Schmitter-Soto, J.J., 2017. A revision of Astyanax (Characiformes: Characidae) in Central and North America, with the description of nine new species. J. Nat. Hist. 51(23/24):1-94. (Ref. 118583)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
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=0.01148 (0.00526 - 0.02507), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.4 se; based on size and trophs of closest relatives
جهندگی (Ref.
120179): زياد, كمينه زمان لازم براي دو برابر شدن جمعيت ، كمتر از 15 ماه (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
