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加州鲈原产于美国密西西比河水系,是一种纯淡水的肉食性鱼类。1983年我国引进鱼苗在广东等地养殖,并于1985年人工繁殖成功后,在许多省份进行了推广,其繁殖技术在南方已日趋稳定,而在北方地区尤其是黑龙江省尚属空白。为解决加州鲈苗种自给的问题,我们于1998～1999年在大庆及哈尔滨市民主乡新立渔场进行了加州鲈人繁试验,并获成功。现将试验情况总结如下:
California perch native to the Mississippi River system is a pure freshwater carnivorous fish. In 1983, the introduction of fry in China and other places of breeding, and artificial propagation in 1985 after the success of the promotion in many provinces, the breeding technology in the South has become more stable, but in the northern region, especially Heilongjiang Province, is still blank. In order to solve the problem of self-sufficiency of California seabird species, we carried out the California bass trial in succession in Daqing and the newly established fishing grounds of the Democracy Township in Harbin from 1998 to 1999. Now test the situation is summarized as follows: