分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Percoidei (Perchs)
鱸形目 (Perchs) >
Percidae (Perches)
鱸科 (Perches) > Etheostomatinae
Etymology: Percina: Latin, diminutive of perch = perch (Ref. 45335); squamata: squamata meaning scaly (Ref. 10294).
More on authors: Gilbert & Swain.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 溫帶; 36°N - 34°N
North America: middle Cumberland River drainage (Big South Fork and Rockcastle River) in Kentucky and Tennessee, and in the upper Tennessee River drainage in North Carolina, Tennessee and Georgia in the USA.
北美洲: 發現在肯塔基州與田納西州只在中央的康勃蘭河流域 (大南叉與 Rockcastle 河) 中, 與在美國的北卡羅萊那州，田納西州與喬治亞州的田納西河上游流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 13.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 8.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193)
Inhabits moderately deep boulder riffles and runs of small to medium rivers (Ref. 5723, 10294). Feeds on hydropsychid caddis larvae and heptageniid mayfly nymphs (Ref. 10294).
棲息於小型到中型河的中等深度大圓石急流與小水流。 (參考文獻 5723,10294) 吃 hydropsychid 石蠶仔魚與 heptageniid 孚游類蛹。 (參考文獻 10294)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
北美洲: 發現在肯塔基州與田納西州只在中央的康勃蘭河流域 (大南叉與 Rockcastle 河) 中, 與在美國的北卡羅萊那州，田納西州與喬治亞州的田納西河上游流域。
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
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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=0.00537 (0.00235 - 0.01227), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
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).
