CHAPTER VI 



TROUT. MANAGEMENT OF THE OVA 

 AND ALEVINS 



EVERYTHING should now be ready for the 

 reception of the ova. The rearing boxes 

 are resting upon stones placed at the bottom of 

 the ponds, with the edges some six inches above 

 the level of the water, and moored to the sides 

 to prevent their being moved by the current. 

 The hatching trays are suspended in the rearing 

 boxes, or placed upon movable rests in the boxes, 

 with their edges just above the level of the 

 water. 



Notice is usually sent a day or two before the 

 ova are despatched from fish cultural establish- 

 ments, so the amateur has no excuse for not 

 being absolutely ready for their reception. They 

 are packed in various ways, and nowadays 

 suffer but little in the transit. The ova should 

 always be carefully washed before they are 



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