分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Laviniinae
Etymology: Chrosomus: Chrosomus meaning color (Ref. 1998).
Eponymy: Charles F ‘Charlie’ Saylor (d: 1948) is an ichthyologist and aqua-biologist who worked for most of his career (1972–2013) at Tennessee Valley Authority. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的
North America: Upper Tennessee River system in U.S.A.
北美洲: 美國
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.4 cm TL 雄魚/尚未辨別雌雄; (Ref. 86798)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Chrosomus saylori resembles C. erythrogaster but differs from this species by having S-shaped gut (vs. double-looped) and black on underside of head in breeding males (Ref. 86798).
Inhabits rocky pools of headwaters and creeks, usually along undercut banks or around large rocks (Ref. 86798).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 美國
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
瀕危 (EN) (B1ab(iii)+2ab(iii)); Date assessed: 03 November 2011
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.5 ±0.1 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).
