. The encyclopaedia of sport. not in What is more, the ova do very well upon them. Abatch of perch spawn being adroitly spread over them bya gentle but dexterous movement of the hand, it settlesdown on the twigs, which present avery irregular surface,whilst offering the least obstruction to the motion of thewater. Some of the spawn is borne up by the projecting pisciculture] THE OF SPORT twigs, whilst another poition settles down between them :so it hangs suspended from twig to twig and every egghas an equal chance. When huddled together in a heapmany of them will die from suffo
. The encyclopaedia of sport. not in What is more, the ova do very well upon them. Abatch of perch spawn being adroitly spread over them bya gentle but dexterous movement of the hand, it settlesdown on the twigs, which present avery irregular surface,whilst offering the least obstruction to the motion of thewater. Some of the spawn is borne up by the projecting pisciculture] THE OF SPORT twigs, whilst another poition settles down between them :so it hangs suspended from twig to twig and every egghas an equal chance. When huddled together in a heapmany of them will die from suffocation. Perch ova can be hatched most successfully in themanner descrilied. The period of incubation varies from withdrawn after spawning, or the alternative plan maybe adopted of removing the ova to another pond as in thecase of perch. It is done in this way:—make a fewwooden frames and stretch wire netting over the netting place some thinly cut sods, grass down-wards. Then dig from the bottom of a pond or stream. -rkHiAUAiiON OF Yearlings. fourteen to about twenty-one days, according to tem-perature. Some warm day, on insi)ecting the hatchingtwigs, the eggs will be found to be empty, the embryoshaving emerged and left nothing but the empty shellsand the tougher portions of the gelatinous sidjstance withwhich the eggs were enveloped, and w^hich held themtogether. On closer inspection the water in the imme-diate neighbourhood of the twigs is found to be crowdedwith young jserch, which may be seen swimming in alldirections. They are helpless little creatures, and anenemy coming among them would have a fine time of , however, they can be protected from many depre-dators, and it is evident that a great advantage is to begained by caring for and hatching them in this the hatching pond the fish may be allowed to dro])down to a larger one in which they can grow, all otherfish being carefully excluded. Most of the coarse fishwill eat their own progeny, so t
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