54 CIRCUMSTANCES OF HATCHING. 



three or four inches. The vessels thus charged 

 were placed in a room,, where there was 

 commonly a fire by day, the temperature 

 rarely falling below 50, or rising above 55. 

 The water pure spring water was changed 

 twice a day. Such were the circumstances. 

 In due time, without any further trouble, 

 no more than when seeds are sown in a pot 

 and watered, the eggs were hatched, the young 

 produced, varying in time from forty-four to 

 sixty-six days. For about six weeks, the only 

 attention the fry required was a daily change 

 of water ; so long they needed no food, sub- 

 sisting, as in the instance of the young salmon 

 and trout in the same stage of growth, on the 

 attached residual yolk, that yolk from which 

 they had been originally developed and organ- 

 ised. When the whole of the yolk was ab- 

 sorbed, and they required other food, and were 

 so advanced in form and power as to be able to 

 seek it, then I brought them here. 



AMICUS. Would it not have been better to 

 have kept them some time longer, till of a less 

 tender age, and better capable of avoiding 

 their many enemies ? 



PISCATOE. My means were not adequate. 



