怎样快速辨认不同的虾的识别能力!
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Fenneropenaeus chinensis
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Fenneropenaeus penicillatus
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Fenneropenaeus merguiensis
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Marsupenaeus japonicus
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Litopenaeus vannamei
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Penaeus monodom
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俗名有:草虾、花虾、角虾、虎虾、斑纹虾。因其体色由暗绿、深棕和浅黄色横斑相间排列,构成腹部鲜艳斑纹,故称花虾;因其幼虾其喜欢栖息于河口的水草及海藻丛间,故又称草虾。
斑节对虾体表光滑,壳稍厚。额角较平直,末部较粗,稍向上弯,上缘一般具7齿,下缘一般具3齿。斑节对虾体表通常具有9条白色红带显而易见,体背的横带较明显,且第二触角鞭没有相间的斑纹,肝脊较粗而钝,平直。第五对步足没有外肢。斑节对虾是对虾属中个体最大的一种,最大个体体长可以达到35公分,体重可以达到500克。因其肉味鲜美,耐活力强,食性广,经济价值很高,是良好的水产养殖对象。
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Penaeus semisulcatus
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Penaeus longistylus
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Metapenaeus ensis
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