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Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Ictaluridae (North American freshwater catfishes)
鮰科 (North American freshwater catfishes)
Etymology: Ameiurus: Greek, a = without + Greek, meiouros, -os, -on = without tail (Ref. 45335); platycephalus: From the words platy, meaning flat; and cephalus, head (Ref. 10294).
More on author: Girard.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 溫帶; 38°N - 32°N
North America: Atlantic Piedmont and Coastal Plain from Roanoke River drainage in Virginia, USA to Altamaha River drainage in Georgia, USA.
北美洲: 大西洋皮德蒙特山麓高原與海岸平原從美國維吉尼亞的 Roanoke 河流域到美國喬治亞州的奧塔瑪哈河流域。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 29.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 5723); common length : 23.3 cm TL 雄魚/尚未辨別雌雄; (Ref. 12193); 最大年齡: 7 年 (Ref. 12193)
Occurs in mud-bottomed, sand-bottomed, or rock-bottomed pools of small to large rivers. Also found in lakes, impoundments and ponds (Ref. 54507, 10294). Feeds on aquatic insects, small fishes, and snails (Ref. 10294).
出現於泥質底的﹐砂質底的, 否則小型到大型河川的岩質底水池。 也發現於湖,圈圍水域與池塘。 (參考文獻 54507,10294) 吃水生昆蟲,小魚與蝸牛。 (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: 大西洋皮德蒙特山麓高原與海岸平原從美國維吉尼亞的 Roanoke 河流域到美國喬治亞州的奧塔瑪哈河流域。
Hardman, M. and L.M. Page, 2003. Phylogenetic relationships among bullhead catfishes of the genus Ameiurus (Siluriformes: Ictaluridae). Copeia 2003(1):20-33. (Ref. 54507)
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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=0.00562 (0.00251 - 0.01261), b=3.10 (2.90 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (tmax=7; Fec=1,742).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).