FOE PLEASUEE AND PEOFIT. 45 



plenty of water through the pond and down the controlling 

 sluice for a month, and then have ai fresh start. Neglect or 

 want of precaution render the liming of some ponds necessary, 

 and, as I have said, if it must be done, then 'tis as well it 

 should be done thoroughly. But prevention, in this, as in 

 most other cases, is better than cure; therefore, avoid the 

 fouling of your; ponds from whatever cause arising. And this 

 is generally a somewhat simple matter. 



TURF-SIDED PONDS. 



My remarks concerning the formation of ponds and lakes 

 would be quite incomplete without some reference to the eldest 

 form of artificial waiter in this country. I allude to a moat. 

 In less peaceful times than these, moats were formed, in a great 

 measure, for the protection and isolation of the building they 

 surrounded. But, even in those days, during a temporary 

 cessation of hostilities, their value as fish-preserves was recog- 

 nised and considerably enhanced by simple methods of cultiva- 

 tion. With the advent of modern methods and improved 

 apparatus they become where they still exist most valuable 

 sheets of water, more* especially because they are quite easily 

 brought under control. Where they do not exist, and the 



