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首页> 外文期刊>Canadian Journal of Pure and Applied Sciences >FEED AND TROPHIC MORPHOLOGY OF YELLOW HAKE CYNOSCION ACOUPA (LAC??PEDE, 1801) IN THE NORTHEAST BRAZIL
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FEED AND TROPHIC MORPHOLOGY OF YELLOW HAKE CYNOSCION ACOUPA (LAC??PEDE, 1801) IN THE NORTHEAST BRAZIL

机译:巴西东北部黄尾食蟹猴(LAC ?? PEDE,1801)的进食和营养形态

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The stomach contents analysis revealed 72.4% of the items as fishes, 4.56% as crustaceans, 23.0% of organic matter and 0.1% as seagrass. The item Teleostei was featured as essential in feeding followed by fish Ariidae Family and the crustaceans, especially Penaeidae. The morphology of the digestive tube is characterized by presented short and tubular esophagus, stomach cecal form "Y" may be divided into cardiac (greater proportion), fundic and pyloric regions. The sphincter pyloric marks the transition from the stomach to the intestine. The intestine presented coefficient of 0.87 showed medium intestine and rectum portion separated by an ileo-rectal valve
机译:胃内容物分析显示,鱼类为72.4%,甲壳类为4.56%,有机物为23.0%,海草为0.1%。 Teleostei项目被认为是必不可少的饲料,其次是鱼类Aidaidae家族和甲壳类,尤其是Penaeidae。消化管的形态特征是食管短而呈管状,食管的盲肠形式“ Y”可分为心脏(比例较大),胃底和幽门区域。括约肌幽门标志着从胃到肠的过渡。肠的系数为0.87,显示中肠和直肠部分被回肠直肠瓣分隔

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