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俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Macrhybopsis: Greek, makros = great + Greek, ybos, -e, -on = rounded + Greek, opsis = appearance (Ref. 45335).
More on author: Gilbert.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 底中水層性. 溫帶
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
North America: Mississippi River basin from eastern Ohio to southern Minnesota and Nebraska south to Louisiana; Wolf River (Lake Michigan drainage) in Wisconsin; Gulf drainages from Mississippi River in Louisiana to Lavaca River in Texas, USA.
北美洲: 美國
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 7.6 cm TL 雄魚/尚未辨別雌雄; (Ref. 86798)
背棘 (總數) : 0; 背的軟條 (總數) : 8; 臀棘: 0; 臀鰭軟條: 7. Sides of the body light tan or silvery with numerous black pepper-like spots. Belly white. Fins clear. Shape of the body is fusiform with the ventral area somewhat dorso-ventrally flattened. Mouth inferior with any teeth, small, but conspicuous barbels at the corners of the mouth (Ref 53793).
Body shape (shape guide): elongated.
身體光的側邊黃褐色的或銀色的有很多的黑色像胡椒粉一樣的斑點。 腹部白色的。 鰭清澈的。 身體的形狀是與腹的區域略微背-腹地平的紡錘型。 嘴下方的與任何的齒, 小的, 但是在嘴巴 (參考文獻 53793) 的角落的顯著觸鬚.
Inhabits sand and gravel runs of small to large rivers (Ref. 86798).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 美國
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
無危 (LC) ; Date assessed: 01 March 2012
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00501 (0.00242 - 0.01036), b=3.11 (2.92 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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