SIMILARITY OF GRILSE TO SALMON. 



239 



to distinguish a large and well-shaped grilse fronra 

 small salmon ; indeed, grilse are sometimes larger 

 than salmon, for the same reason that a young 

 Dorking fowl is larger than an aged bantam. 

 Frequently the only distinguishing marks between 

 grilse and salmon are the smaller scales of the 

 former, and the longer and larger fins in propor- 

 tion to size. The fins of a grilse of eight pounds 

 in weight are longer and larger than those of a 

 salmon of the same size. The tail of the grilse is 

 deeply forked; that of the salmon less so, and 

 very slightly indeed when in prime condition.' 



The following table shows the growth of grilse 

 into salmon : 



Mr. Scropesays, ' The above disparity of growth 

 is easily accounted for, since it is not probable 

 that these fish, which were caught, marked, and 



