The short-snout ice-fish, Neosalanx tangkahkeii taihuensis Chen, is one of the commercial fishes in Tai Hu Lake. During autumn spawning seasons of 1975 and 1981, 8 experiments on incubation of this fish by artificial fertilization at different gradient temperatures were conducted.These experiments show that embryo development and hatching of larvae were normal.The results of a statistical analyses of these experiments are as follows:1. There is a correlation between the hatching temperature and the accumula...