分类 / 名称
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Teleostei >
Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Bagreinae
Etymology: Bagre: Mozarabic, bagre, taken from Greek, pagros = a fish (Dentex sp.) (Ref. 45335).
More on author: Mitchill.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋; 半咸淡水 居于水底的; 溯河洄游 (Ref. 126106); 深度上下限 0 - 50 m (Ref. 5217). 亞熱帶的; 43°N - 34°S, 98°W - 34°W
Western Atlantic: coast of Gulf of Mexico, Cuba, western margin of the Caribbean, and the northern margin of South America. Sometimes in rivers and estuaries.
西大西洋: 墨西哥灣,古巴的海岸,加勒比海的西方邊緣與南美洲的北方邊緣。 有時在河川與河口內。
首次成熟时的长度 / 大小 / 重量 / 年龄
成熟度: Lm 44.8, range 50 - 63.5 cm
Max length : 69.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 40637); common length : 50.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3265); 最大体重: 4.4 kg (Ref. 40637)
臀鳍软条: 22 - 28. Maxillary barbels, first ray of dorsal fin, and first ray of pectoral fin extended as long, flat filaments. 1 pair of barbels on chin.
Body shape (shape guide): elongated.
上颌骨触须, 第一个背鳍的鳍条, 与第一个胸鳍的鳍条延伸如长又平坦的丝状突起。 1对触须在下巴上。
Mainly marine but enter brackish estuaries with relatively high salinities (Ref. 5217). Opportunistic feeders over mud and sandy bottoms (Ref. 27549). Adults feed mainly on small fishes and invertebrates. The dorsal and pectoral fins are equipped with a serrated erectile spine, both of which are venomous. Commonly caught by anglers along bridges, piers and catwalks. Flesh considered good; marketed fresh (Ref. 5217). Minimum depth reported taken from Ref. 57178.
主要海洋但是用相当高的盐度进入半咸淡的河口.(参考文献 5217) 主要吃小鱼与无脊椎动物。 背部与胸鳍被具备有一个锯齿状的直立硬棘, 那是都有有毒的。 经常被钓客捕获沿着桥,码头与狭小甬道。 肉被认为是好的; 在市场上销售生鲜地了。 (参考文献 5217)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Each male carries not more than 50 eggs in its mouth, usually averaging from 15 to 30 (Ref. 205).西大西洋: 墨西哥灣,古巴的海岸,加勒比海的西方邊緣與南美洲的北方邊緣。 有時在河川與河口內。
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 商业性; 游钓鱼种: 是的
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00646 (0.00404 - 0.01032), b=3.12 (2.98 - 3.26), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.5 ±0.5 se; based on diet studies. |
回复力 (参考文献 120179) |
低的, 最小族群倍增时间4.5 - 14 年 (Fec = 70). |
渔业脆弱性 (Ref. 59153) |
Moderate to high vulnerability (48 of 100). 🛈 |
价格分类 (Ref. 80766) |
Medium.
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营养素 (Ref. 124155) |
Calcium = 61.8 [31.7, 152.9] mg/100g; Iron = 0.914 [0.564, 1.529] mg/100g; Protein = 17.6 [16.0, 19.4] %; Omega3 = 0.239 [0.137, 0.409] g/100g; Selenium = 29.5 [15.8, 59.0] μg/100g; VitaminA = 10.4 [4.4, 24.8] μg/100g; Zinc = 0.855 [0.571, 1.300] mg/100g (wet weight); |