Norway is one of the world's leading fishing nations. It is acknowledged that in farming salmon and rainbow trout it is also in the vanguard of world developments. How this came about and the techniques of salmonid farming applied in that country are lucidly explained in this well illustrated book. The author while employed in the Department of Animal Genetics and Breeding of the Agricultural University of Norway was in an exceptional position to give a factual account of the rapidly growing industry. In twelve chapters he outlines development of salmonid farming in Norway, the production cycle, freshwater supplies and hatchery siting, smolt and fingering production, siting of sea units, fixed sea units, floating net cages, food and feeding, disease, marketing, economics and inally he discourses on the future on the future of this valuable industry.