180 SALMON I A. [SEVENTH DAT. 



PHYS. There are several fish rising : I shall throw 

 at that opposite he appears large. 



SAL. It is a trout and not a grayling. 



PHYS. How do you know ? 



HAL. By his mode of rising. He is lying at the 

 top of the water, taking the flies as they sail down by 

 him, which a grayling scarcely ever does. He rises 

 rapidly from the bottom or middle of the water, on 

 the contrary darting upwards, and, having seized 

 his fly, returns to his station. There ! a grayling has 

 risen. I do not mean, however, that this habit is in- 

 variable; I have sometimes seen trout feed like 

 grayling, and grayling like trout, but neither of these 

 fish emits bubbles of air in rising, as dace and chub do. 



Grayling. 



PHYS. I have one ! He has taken my blue dun, 

 and must be a small one, for he plays with no 

 vigour. 



HAL. He is about Jib. a fish of two years and 



