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: Etheostoma: Greek, etheo = to strain + Greek, stoma = mouth; Rafinesque said "various mouths", but Jordan and Evermann suggest the name might have been intended as "Heterostoma (Ref. 45335).
More on author: Jordan.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 溫帶; 39°N - 37°N
North America: found only in the upper James River drainage in Virginia and West Virginia in the USA.
北美洲: 發現只在維吉尼亞的詹姆士河流域上游中而且在美國只在西維吉尼亞中。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 8.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 5.3 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 3.00 年 (Ref. 12193)
Inhabits rocky riffles of creeks and small rivers.
棲息於小溪與小河的岩石的急流。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
北美洲: 發現只在維吉尼亞的詹姆士河流域上游中而且在美國只在西維吉尼亞中。
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)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 20 December 2011
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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): 3.3 ±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 (tmax=3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).