分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Percopsiformes (Trout-perches, pirate perches and cavefishes)
鮭鱸目 (Trout-perches, pirate perches and cavefishes) >
Percopsidae (Trout-perches)
鮭鱸科 (Trout-perches)
Etymology: Percopsis: Greek, perke = perch + Greek, opsis = appearance (Ref. 45335).
More on authors: Eigenmann & Eigenmann.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 溫帶; 44°N - 43°N
North America: Columbia River drainage in Idaho, Washington and Oregon, USA.
北美洲: 在愛達荷，華盛頓與美國的奧勒岡州的哥倫比亞河流域。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 9.6 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 7.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 6 年 (Ref. 12193)
Occurs in quiet backwaters and pool margins of small to large rivers. Usually found near vegetation over sand.
出現於小型到大型河川的安靜洄水區與水池邊緣。 通常發現於在沙子上的植物附近。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 在愛達荷，華盛頓與美國的奧勒岡州的哥倫比亞河流域。
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)
無危 (LC) ; Date assessed: 01 March 2012
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00283 - 0.01223), b=3.08 (2.88 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Generation time: 2.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (tmax = 6; Fec = 5,370).
Fishing Vulnerability (Ref.
59153): Low vulnerability (24 of 100).
