in water and BSS the life time of spermatozoa collected from pointed snout Brachymystax Lenok is longer than those collected from obtuse snout(P>0.05);

• 在水和BSS溶液中尖吻细鳞鱼的精子寿命显著高于钝吻的(P>0.；05);用BSS激活的尖吻细鳞鱼精子的强烈运动时间显著长于钝吻的(P>0