（三）银鱼移植增殖水域条件的选择 太湖新银鱼和大银鱼，属于敞水性鱼类，适宜于生活在具有一定沿岸、水面开阔的封闭或半封闭的生态环境的水域中。因此移入水域，要求水位相对稳定，水质清新，无污染，最好处于中型与富型营养类型之间，各种理化因子适宜，生态系中，特别是中 (C) the choice of the conditions for the proliferation of silverfish transplanted waters Silver carp and silver carp of Lake Taihu, are open-water fish, suitable for living in a certain coastal, open water, closed or semi-closed ecological waters. Therefore, into the water, requiring a relatively stable water level, fresh water, no pollution, preferably in the medium and rich types of nutrients, suitable for various physical and chemical factors, ecosystems, especially in the