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Perciformes/Uranoscopoidei (Sand dwellers) >
Ammodytidae (Sand lances)
Etymology: Ammodytoides: Greek, ammos = sand + Greek, dytes = anyone that likes immersions, diving (Ref. 45335); leptus: Specific name refers to it being the thinnest among the species of the genus..
More on authors: Collette & Randall.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 10 - 99 m (Ref. 37585). Tropical
Eastern Central Pacific: Endemic to Pitcairn.
Size / Weight / سن
Maturity: Lm ?  range ? - ? cm
Max length : 12.7 cm SL جنس نر / بدون خواص جنسي; (Ref. 37585)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
شعاع نرم باله پشتي (کل) : 50 - 53; شعاع نرم باله مخرجي: 24 - 25; مهره ها: 61 - 63. Body grayish green dorsally; silvery on the sides; iridescent ventrally; hyaline fins, yellowish tail. Pelvic fins absent. Incomplete lateral line (Ref. 37585).
A schooling fish, 25-30 individuals, found over sand with high ripple marks; fast swimmers and capable of rapid changes in direction; swim in perfect unison. Preyed upon by larger pelagic fishes such as Carangoides ferdau and other species of Ammodytoides (Ref. 37585).
Life cycle and mating behavior
Maturities | تولید مثل | Spawnings | Egg(s) | Fecundities | توزاد ( لارو)
Collette, B.B. and J.E. Randall, 2000. Ammodytoides leptus, a new species of sand lance (Teleostei: Ammodytidae) from Pitcairn Island. Proc. Biol. Soc. Wash. 113(2):397-400. (Ref. 37585)
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 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00148 - 0.00706), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±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).