64 FISH HATCHING. 



has nob been established, nor have I any 

 reason, after taking considerable pains to in- 

 vestigate the subject, to believe that it is just. 

 During my visit, in November, 1859, to 

 Penwyre, the seat of Colonel Watkyns, on 

 the river Usk, the water-ouzels were very 

 plentiful, and his keeper informed me that 

 they were then feeding on the recently- 

 deposited roe of the trout and salmon. By 

 the Colonel's desire, five specimens were shot 

 for the purpose of ascertaining by dissection 

 the truth of this assertion, but I found no 

 trace whatever of spawn in either of them. 

 Their hard gizzards were entirely filled with 

 Iarva3 of Phryganea and the water beetle 

 (Hydropliilus) . One of them had a small 

 bull-head (Coitus Gobio) in its throat, which 

 the bird had doubtless taken from under a 



