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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); smithi: Named after a prominent vertebrate zoologist, Dr. Philip W. Smith (Ref. 10294).
Eponymy: Philip Wayne Smith (1921–1986) was a herpetologist and ichthyologist at the Illinois Natural History Survey (1953–1979). He is best known for his two monographs: The Amphibians and Reptiles of Illinois (1961) and The Fishes of Illinois (1979). (Ref. 128868), visit book page.
環境:環境 / 気候帯 / 深さの範囲 / 分布範囲
生態学
; 新鮮な水 底生の漂泳性. Subtropical; 38°N - 35°N
North America: occurs only in the lower Cumberland (below Caney Fork) and lower Tennessee River (in lower Duck River and downstream) drainages in Kentucky and Tennessee, USA.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 6.2 cm TL オス/雌雄の選別がない; (Ref. 5723); common length : 4.1 cm TL オス/雌雄の選別がない; (Ref. 12193); 最大記録サイズ: 2.00 年 (Ref. 12193)
Inhabit rocky pools of headwaters, creeks and small rivers, and rocky margins of medium-sized rivers and impoundments (Ref. 5723); also found in streams (Ref. 10294). Adults feed on midge, mayfly, and immature caddisfly, with copepods and other microcrustaceans (Ref. 10294). Eggs are found clustered on underside of stone and guarded by males (Ref. 7043).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Eggs are found clustered on underside of stone (Ref. 7043). Males guard the eggs (Ref. 7043).
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のレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
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インターネットの情報源
モデルに基づく推定値
系統多様性指数 (参照 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00676 (0.00306 - 0.01496), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
高い, 15か月以下の倍増期間の最小個体群 (tmax=2; Fec=17-69). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (14 of 100). 🛈 |