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在长白山南麓的长白朝鲜族自治县境内的鸭绿江上游汇集了20余条大小河川,这些河川生长着数种经济价值较高的冷水性鱼类,如哲罗鱼、细鳞鱼、红点鲑、茴鱼等。近年来,这些珍贵的鱼类资源遭到破坏,鱼产量大幅度下降。细鳞鱼原是长白山居民的主要渔获对象,现在却很难捕到。通化地区水产站和长白县水电局为了保护和增殖细鳞鱼资源,在鸭绿江上游的支流一一十三道沟
In the upper reaches of the Yalu River in the Changbai Korean Autonomous County in the south of Changbai Mountain, there are more than 20 large and small rivers that grow several kinds of cold water fish with high economic value, such as philosophers, scales, red spot salmon, Grayling. In recent years, these precious fish stocks have been damaged and their fish production has dropped dramatically. Shellfish originally was the main catch of Changbaishan residents, but now it is difficult to catch. Tonghua area aquatic products station and Changbai County Hydropower Bureau in order to protect and multiply the scales scales fish resources, in the upper reaches of the Yalu River tributary eleven ditches