I94 Brown Trout 



of a mole's hillock (Fig. 194). While the female is spawning the male 

 keeps guard, and if any intruders come up from behind, as they usually 



o 

 o 



c 

 C 



X 



"3 



<u 



rt 



o 



O 



h-1 



do, he turns round and rushes after them. Quite small trout are often 

 seen behind the spawning-bed picking up the spawn that remains un- 

 covered by the gravel. Trout after spawning become kelts (Fig. 195), 



