3587 species. 



These types of Shore fishes are divided among the fol- 

 lowing oceanic arese : — 



I. The Arctic Ocean. 



II. The Northern Temperate Zone. 



A. The Temperate North Atlantic. 



1. The British district, 



2. The Mediterranean district. 



3. The North American district. 



B. The Temperate North Pacific. 



1. The Kamtschatkan district. 



2. The Japanese district. 



3. The Californian district. 



