88 resultados para Fishes Diseases

em Chinese Academy of Sciences Institutional Repositories Grid Portal


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Phylogeny of the specialized schizothoracine fishes (Teleostei: Cypriniformes: Cyprinidae). Zoological Studies 40(2). 147-157. To elucidate phylogenetic relationships within the specialized schizothoracine fishes, we used 41 variable osteological and exte

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鱼类主要分布于青藏高原周边, 是一群适合于急流生活的 科鱼类。在独龙江流域7 个点共采 集271 号  鱼类标本(隶属 属、 属和异齿 属) , 结合各采集点数据绘制大鳍异齿 、藏 和扁头 的分布 直方图, 结果显示, 藏 ( E. labiatum) 在流速较快的独龙江下游各采集点的种群数量较上游高, 更适应急流生 境。同时研究了这3 种  鱼类的体长与体重的关系, 参数b (W = aLb) 的范围在218201 和310131 之间, 均为异 速生长; 藏 的生长类型最接近等速生长。

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Conservation status, identification, distribution, abundance, habitat and ecology, threats, conservation actions and recommendations of an endemic catfish, King's bullhead, Silurus mento were introduced.

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Conservation status, identification, distribution, abundance, habitat and ecology, conservation actions and recommendations of a endemic cyprinid fish, Cyprinus micristius were introduced based on data and knowledge from a GEF project in Lake Dianchi, Yun

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Conservation status, identification, distribution, abundance, habitat and ecology, threats, conservation actions and recommendations of a endemic bagrid catfish, Dianchi bullhead, Pseudobagrus medianalis were introduced based on data and knowledge from a