138 APPENDIX. 



granted the free use of their Vaults in London, in 

 •which they were carried on through their first 

 stage. The result of these experiments con- 

 stitutes, the Commissioners helieve, one of the 

 most valuable discoveries ever yet made in the 

 art of pisciculture, and must ever indicate an 

 important era in its history. 



This result was no sooner communicated to the 

 Commissioners, than they came to the conclusion 

 that this was the method by which the Salmon 

 was to be successfully introduced into the waters 

 of Tasmania; and that the expensive, troublesome, 

 and uncertain mode of conveying the Ova in sus- 

 pended trays, requiring a constant stream of iced 

 water to pass over them, might henceforth be 

 dispensed with. 



They were unanimously of opinion that, in the 

 condition of Ova placed in an ample body of ice on 

 board a fast vessel sailing direct to Hobart Town, 

 the Salmon could not fail of reaching their destina- 

 tion in safety. This opinion the Commissioners 

 conveyed to the Australian Association, and was, 

 as far as possible, carried into practical effect by 

 Mr. Youl. That gentleman, however, found on 

 this, as on the previous occasion, that his principal 

 difficulty consisted in finding a vessel fulfilling all 

 the conditions deemed necessary for the successful 

 transport of the Ova to their destination at the 



