um Jof i 



iHE GEOGKAPHICAL KANGE of the Family 

 Salmonidae is included within a belt of thirty 

 to forty degrees width which girts the entire 

 Northern Hemisphere from latitude 40 degrees up 

 into the extreme Arctic region, extending across the 

 continents of Europe, Asia, and America ; in all 

 three of which it is indigenous and equally abund- 

 ant. On the Pacific ocean the belt dips down to the 

 30th parallel and takes in the waters of Southern 

 California on its eastern shore and those of China 

 and Japan on the west, but in all Atlantic waters 

 the extreme southern limit is about 40 degrees. 



In this widely distributed and very reputable 

 Family of migratory, non-migratory, and anadro- 



