分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Campostoma: Greek, kampe = curved + Greek, stoma = mouth (Ref. 45335); anomalum: From the words campo-- curved, stoma--mouth and anomalum, meaning extraordinary (Ref. 10294).
More on author: Rafinesque.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 亞熱帶的; 48°N - 26°N
North America: widespread across most of eastern and central U.S. in Atlantic, Great Lakes, Mississippi River, Hudson Bay (Red River) basins from New York and Ontario to North Dakota and Wyoming, and south to Georgia, Louisiana, and Texas (but absent from most of lower Ohio River basin}; Gulf Slope drainages of Texas. Also in Rio San Juan basin, Mexico.
北美洲: 在大西洋，五大湖，密西西比河越過大部分的美國東部與中部廣泛分佈, 哈得遜灣流域從紐約西至達科塔北方部與懷俄明州而且南至南卡羅萊那州與美國德州; 在加拿大的泰晤士河系統; 從在德克薩斯的加爾維斯敦海灣到 Rio Grande 在墨西哥。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 22.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 18.7 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193)
Inhabits rocky riffles, runs, and pools of headwaters, creeks, and small to large rivers (Ref. 5723, 86798). Subadults and adults feed on detritus, filamentous algae, diatoms and occasionally on small aquatic insects; young on rotifers and microcrustacea (Ref. 10294). Reported maximum length is 17 cm TL (Ref. 86798).
棲息於河川源頭，小溪與小型到大型河川的岩石的急流，小支流與水池。 (參考文獻 5723,10294) 亞成魚與成魚以碎屑，菌絲藻矽藻為食與偶然地在小的水生昆蟲上; 在輪蟲與 microcrustacea 上的幼魚.(參考文獻 10294)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
北美洲: 在大西洋，五大湖，密西西比河越過大部分的美國東部與中部廣泛分佈, 哈得遜灣流域從紐約西至達科塔北方部與懷俄明州而且南至南卡羅萊那州與美國德州; 在加拿大的泰晤士河系統; 從在德克薩斯的加爾維斯敦海灣到 Rio Grande 在墨西哥。
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 2024-1)
無危 (LC) ; Date assessed: 08 October 2018
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00480 - 0.01580), b=3.06 (2.90 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 2.0 ±0.0 se; based on diet studies.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Fec=623).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
