分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Perciformes/Percoidei (Perchs) >
Percidae (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); obeyense: obeyense meaning of the Obey River (Ref. 10294).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. ; 38°N - 36°N
North America: occurs only in the middle Cumberland River drainage from Big South Fork to Obey River in Kentucky and Tennessee, USA.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 8.4 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)
Inhabit rocky pools of headwaters, creeks and small rivers (Ref. 5723); also found in streams (Ref. 10294). Adults feed on midge larvae and mayfly nymphs; young consume copepods (Ref. 10294).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
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: 22 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 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
