Vomerine teeth little developed with those on the shaft of the bone 

 few and deciduous 



Atlantic or 



Landlocked Salmon 



Salmo salar Linnaeus 



pp. 27, 31 



(Ichthyologists do not presently consider that there are enough ana- 

 tomical differences between the Atlantic and landlocked salmon to 

 distinguish between them on a subspecific level.) 



Vomerine teeth well developed, numerous and persistent in a 

 double or zig-zag row 4 



4. Caudal fin heavily spotted with black; adipose fin spotted or mar- 

 gined with black; no red spots. Red stripes on the sides of 

 the body and gill covers of spawning males during the early 

 spring turning to a faint pink band the remainder of the year 



Rainbow Trout 



Salmo gairdneri Richardson 



p. 39 



Caudal fin not spotted with black, adipose fin margined with red 

 or orange never with black; general color brownish yellow 



Brown Trout 



Salmo truita Linnaeus 



p. 35 



22 



