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1 银鱼的经济价值 银鱼是一种小型名贵鱼类,是我国传统的出口水产品,国际市场上十分抢手,冰鲜银鱼的外贸收购价3～10万元/吨,而且价格还在逐年上扬,因此全国各地有条件的地方竞相引进银鱼。2 银鱼的生物学特征 银鱼属广温性鱼类,体长5～7厘米,体重1克左右,春天繁殖的银鱼到秋天可达捕捞规格。银鱼属自然繁殖鱼类,一条雌鱼可产1000～3000粒卵,当年春天繁殖出的鱼苗,到第二年
The economic value of a silverfish The silverfish is a small and valuable fish, is China’s traditional export aquatic products, the international market is very sought-after, the purchase price of icefish redfish 3 to 10 yuan / ton, and the price is still Year by year, so the conditions of all parts of the country competing to introduce silverfish. 2 biological characteristics of the silverfish Whitebait is a broad temperature fish, body length of 5 to 7 cm, weighing about 1 g, the spring breeding silverfish up to fishing specifications in the fall. Whitebait is a natural breeding fish, a female can produce 1000 to 3000 eggs, the spring breeding fish fry, the second year