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); ditrema: ditrema meaning two holes, referring to the twin coronal pores (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 - 32°N
North America: found only in 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 : 5.4 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 3.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 2.00 年 (Ref. 12193)
Inhabit vegetated springs and spring runs (Ref. 5723, 10294). Adults feed on amphipods, midge larvae, isopods and copepods (Ref. 10294). Eggs are found attached to the substrate unguarded (Ref. 7043).
棲息於長滿植物的泉水與泉水溪流。 (參考文獻 5723,10294) 吃片腳類動物,蚊仔魚,等足目動物與橈腳類的動物。 (參考文獻 10294)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 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)
瀕危 (EN) (B2ab(ii,iii,iv,v)); Date assessed: 09 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): 3.2 ±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 (tmax=2; Fec=23-44).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).