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); asprigene: asprigene meaning rough cheek (referring to the fully scaled cheek and opercle) (Ref. 79012).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的; 45°N - 30°N
North America: Mississippi River basin lowlands from Wisconsin and Minnesota to Louisiana and eastern Texas in the USA; and on Gulf Slope in Sabine-Neches drainages in Louisiana and Texas.
北美洲: 在美國的密西西比河流域低地從威斯康辛州與明尼蘇達州到路易斯安那與德克薩斯東部; 而且在路易斯安那與德克薩斯的薩賓語-Neches 的流域海灣斜坡上。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.1 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 5.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 3.00 年 (Ref. 12193)
Inhabits sluggish riffles over rocks or debris in small to large rivers; also lowland lakes (Ref. 5723), creeks, swamps and reservoirs (Ref. 10294). Feeds mainly on midge and blackfly larvae (Diptera); small fish consumes more microcrustaceans (Ref. 79012).
在小型到大型河川中棲息於在岩石或殘礫上的緩動性的急流; 也低地的湖 (參考文獻 5723) ，小溪，沼澤與水庫.(參考文獻 10294)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 在美國的密西西比河流域低地從威斯康辛州與明尼蘇達州到路易斯安那與德克薩斯東部; 而且在路易斯安那與德克薩斯的薩賓語-Neches 的流域海灣斜坡上。
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: 02 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).
