64 



SALMONID.E. 



able for its breadth and consequent power. In adults it is 

 perfectly square, or miiglit even be described as slightly 

 rounded at its extremity : in the young it is slightly forked, 

 and appears to fill up gradually as the fish advances in age." 



" The flavour of this great lacustrine species is coarse and 

 indifferent. The colour of the flesh is orange yellow, not 

 the rich salmon-colour of a fine Common Trout in good 

 season." Pennant states from experience that it is but an 

 indifferent fish. The stomach is very capacious, and is al- 

 most always found gorged with fish. I have not had an 

 opportunity of ascertaining the number of vertebra3. 



The form of the scale is decidedly different from that of 

 the Trout, and more circular than those of any of the migrat- 

 ing species : they are thin, flexible, and covered with a 

 delicate membrane. 



The vignette below represents three states of the angler's 

 May-fly. 



