香鱼又名海胎鱼、油香鱼、鲇鱼,属鲑形目、香鱼科、香鱼属。一般个体体重在100—150克,最大个体达300克以上,是一年生小型名贵经济鱼类,属于年鱼,即寿命仅1年。香鱼为洄游性小型鱼类,喜栖于水质清新、水流湍急、水温偏低、河底多石砾的河流中,主食藻类。其生存水温3～30℃,最适 Sweet fish, also known as sea fetal fish, sweet-scented osmanthus, catfish, salmon-shaped head, sweetfish family, sweetfish. The average individual weight in 100-150 grams, the largest individual up to 300 grams or more, is an annual small luxury fish economy, belonging to the annual fish, life expectancy is only 1 year. Ayu is a migratory small fish, hi habitat in fresh water, fast-flowing, low water temperature, the bottom of the river multi-gravel river, the staple food algae. The survival of water temperature 3 ~ 30 ℃, the best