TREATISE ON FLY-FISHING. 77 



fox-hunting, should have remained for centuries 

 in considerable obscurity. 



Of late, Jardine, Shaw, Scrope, and others, 

 have investigated the subject with much success ; 

 still, many points require further elucidation, 

 especially with reference to the causes which 

 induce this fish to quit its more congenial quarters, 

 and resort to the fresh water, which is evidently 

 distasteful to them, as they decrease in weight and 

 become much weakened after they have frequented 

 the rivers a few months. 



Some of the recent experiments, touching the 

 young of the salmon, are very curious, and exhibit 

 much patient and minute enquiry. 



Mr. Scrope, in his very interesting work entitled 

 " Days and Nights of Salmon Fishing," observes, 

 " This splendid fish leaves the sea and comes up 

 the Tweed at every period of the year, in greater 

 or lesser quantities, becoming more abundant in 

 the river as the summer advances. It travels 



rapidly, so that those salmon which leave the 

 L 



