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Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Laviniinae
Etymology: Gila: A river flowing from Southwest New Mexico westward across south Arizona into the Colorado River.
Eponymy: Charles Russell Orcutt (1864–1929) was primarily a botanist and malacologist. [...] (Ref. 128868), visit book page.
More on authors: Eigenmann & Eigenmann.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性. 溫帶; 35°N - 32°N
North America: Malibu and San Juan creeks, and Los Angeles, San Gabriel, San Luis Rey, Santa Ana, and Santa Margarita River drainages in California, USA. Introduced north to Santa Ynez River and Mojave (Death Valley basin) River drainage in California.
北美洲: 在美國的南加州中的馬利布小溪，聖塔克萊拉, 聖路伊斯與聖瑪格麗塔島河流域。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 40.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 86798); 最大年齡: 4 年 (Ref. 12193)
背的軟條 (總數) : 8; 臀鰭軟條: 7. Gila orcuttii can be distinguised by the following characters: lateral line with 48-62 scales; dorsal fin with 8 rays; anal fin with 7 rays; pharyngeal teeth 2,5-4,2; small, slightly subterminal mouth; short, rounded snout; large eye; deep body; deep caudal peduncle; gray-olive above; often a dusky gray stripe along silver side (Ref. 86798).
Body shape (shape guide): fusiform / normal.
Adults inhabit sandy and muddy bottoms of flowing pools and runs of headwaters creeks and small to medium rivers. Often found in intermittent streams (Ref. 86798). Migratory behaviour is undetermined (Ref. 126106).
在河川源頭小溪及小型到中型河川的流動的潭水與支流中棲息於沙泥底。 時常發現於間歇的溪流。
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 在美國的南加州中的馬利布小溪，聖塔克萊拉, 聖路伊斯與聖瑪格麗塔島河流域。
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 2025-2 (Global))
易受傷害 (VU) (B1ab(ii,iii,v)+2ab(ii,iii,v)); Date assessed: 09 February 2012
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00451 - 0.02922), b=3.03 (2.81 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 2.0 ±0.2 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (tmax=4).
釣魚的脆弱性 (Ref.
59153): Low to moderate vulnerability (30 of 100).
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