分類 / 名前
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Siluriformes (Catfishes) >
Ictaluridae (North American freshwater catfishes)
Etymology: Noturus: Greek, noton = back + Greek, oura = tail; refred to the position of the tail over the back (Ref. 45335); eleutherus: eleutherus meaning free, referring to the incomplete fusion of the posterior portion of the adipose fin to the body (Ref. 10294).
More on author: Jordan.
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; 移住性ではない (Ref. 126106). Temperate; 42°N - 33°N
North America: Ohio River basin from northwestern Pennsylvania to eastern Illinois, and south to Tennessee and northern Georgia in the USA; White and St. Francis River drainages in Missouri and Arkansas, USA; Mississippi River in western Tennessee, USA; Ouachita River and Red River drainages in the USA.
サイズ / 重さ / 年齢
成熟: Lm ?  range ? - ? cm
Max length : 13.0 cm TL オス/雌雄の選別がない; (Ref. 5723); common length : 4.4 cm TL オス/雌雄の選別がない; (Ref. 12193); 最大記録サイズ: 5 年 (Ref. 12193)
Adults inhabit clean rocky riffles, shoals and runs of small to large rivers. Often found near vegetation (Ref. 5723, 10294). They feed on larvae of aquatic insects, dominated by mayflies (Ref. 10294).
ライフサイクルと交尾行動
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
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))
人間の用途
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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=0.00589 (0.00252 - 0.01376), b=3.07 (2.87 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
栄養段階 (参照 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
回復力 (参照 120179) |
手段, 1.4年~4.4年の倍増期間の最小個体群 (tmax=5). |
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |