名词
中文翻译：洄游鱼
同义词：
['catfish', 'salmon例句：1. The catadromous fish migrate upstream during the spring and summer months.（春季和夏季，洄游鱼会迁徙上游。）']
例句：
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1. The catadromous fish migrate upstream during the spring and summer months.
春季和夏季，洄游鱼会迁徙上游。
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2. The catadromous fish is a popular food source for many people in the region.
这种洄游鱼是该地区许多人喜爱的美食来源。
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3.The catadromous fish population has been declining due to overfishing.
由于过度捕捞，洄游鱼的种群数量一直在下降。