首页> 外文期刊>Journal of Aquaculture in the Tropics >CATEGORIZATION AND EVALUATION OF STATUS OF SOME COLLECTED FISH SPECIES OF NORTH BENGAL, INDIA FOLLOWING IUCN STANDARD.
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CATEGORIZATION AND EVALUATION OF STATUS OF SOME COLLECTED FISH SPECIES OF NORTH BENGAL, INDIA FOLLOWING IUCN STANDARD.

机译:IUCN标准后北孟加拉北孟加拉鱼类物种状况的分类与评价。

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摘要

Information gathered on threatened status, ecosystem status, with known or probable reason for decline through collection of samples during a field study covering the major districts of North Bengal. Besides other relevant information was collected keeping the base year as 2000 and with the appraisal that perceivable decline has taken place during the last 15-20 years. Out of the 104-fish collected during the study, 58 belongs to the least concern group, 22 represent not assayed group, 13 is near threatened, critically endangered 2, vulnerable 2, data deficient 4 and 3 under endangered category. Of the 22-endangered ones, three are, such as Glyphis gangeticus (Muller and Henle), Pangasius pangasius (Hamilton) and Periopphthalmus weberi Eggert, marked as critically endangered.
机译:信息收集在受威胁状态,生态系统状态,具有已知或可能的原因,通过在覆盖北孟加拉大学地区的实地研究期间通过样品收集。 除其他相关信息外,收集了基准年作为2000年,并在过去的15 - 20年期间认为已经令人沮丧的下降。 在研究期间收集的104条鱼中,58属于最不关联的组,22号代表未分析组,13次接近受到威胁,危险的2,弱势群体2,数据不足4和3在濒危类别下。 在22个濒临灭绝的那些中,三个是Glyphis Gangeticus(Muller和Henle),Pangasius Pangasius(汉密尔顿)和Periopphthalmus weberi Eggert,标记为严重濒危。

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