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食物种类枝角类桡足类轮虫水生昆虫藻类出现次数（次）５０６０１３１９出现率（％）８３．３１００．０２１．７１．７１５．０池沼公鱼犤Hypomesusolidus（Pallas）犦是鲑形目胡瓜鱼科的一种小型淡水经济鱼类。分布于太平洋北美沿岸的加拿大、美国阿拉斯加，亚洲沿岸的俄罗斯
Food species Cladosphere Copepods Rotifers Aquatic insects Number of occurrences of algae (times) 50601319 Occurrence rate (%) 83.3100.021.71.715.0 Hypomesusolidus (Pallas) 池 Hypomesusolidus (Pallas) A small freshwater economic fish of the family. Distributed in the Pacific North American coast of Canada, the United States Alaska, Russia on the Asian coast