38 FISH HATCHING. 



requested that she should be presented to 

 the British Museum, and she will shortly be 

 placed in the ichthyological galleries in the 

 form of a skeleton, a fit companion for the 

 " old soldier " I have described above. Dr. 

 Gunther and myself made an examination of 

 this fish to ascertain the cause of death. 

 We found that exhaustion was not, as in the 

 male fish, the cause of death. There was 

 actual inflammation and considerable de- 

 crease of the left ovary, which was found to 

 be in such a condition as to tell us much of 

 the mode in which the ova are first of all 

 formed and afterwards protruded from the 

 ovary itself. I understand from Mr. Allies 

 that, as a rule, many more male than female 

 fish die after spawning. He says, "I saw 

 five large cock-salmon dead in two miles of 



