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); trisella: From the words tri, meaning three, and sella, saddle (Ref. 10294).
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的; 36°N - 33°N
North America: Coosa River system in Georgia, Alabama and southeastern Tennessee, USA.
北美洲: 發現在喬治亞州，阿拉巴馬州與美國田納西州東南方只在可薩河流域中。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 3.6 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193)
Inhabit sand and gravel runs of creeks and small rivers. Spawning occurs in headwaters (Ref. 5723, 10294). Adults feed on midge larvae and mayfly nymphs (Ref. 10294). Eggs are found attached to the substrate unguarded (Ref. 7043).
棲息於沙與碎石小溪與小河的小支流。 在河川源頭產卵。 (參考文獻 5723,10294) 吃蚊仔魚與孚游類蛹。 (參考文獻 10294)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Eggs are found attached to the substrate unguarded (Ref. 7043).北美洲: 發現在喬治亞州，阿拉巴馬州與美國田納西州東南方只在可薩河流域中。
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: Version 2024-1)
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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=0.00676 (0.00301 - 0.01516), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±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).
