AQUARIUM APPLIANCES 



231 



fish can eat it. Also a number of snails in the lower ])art of the 

 aquarium or jar will be needed to consume the food that falls through 

 the opening. Snails must breathe air, so keep water le\'cl a little 



Fig. 217. Aquarium Trap for Baby Fishes 



below top edges of the sloping panes. An important point is to rub 

 oft" the sharp edges of the glass, as the fish, if alarmed, may injure 

 herself trying to get through the small separation. 



Fig. 218. Live-bearing Jars, Showing Escape Slit 



Very excellent breeding glasses come from Germany. These have 

 a long, narrow slit in the bottom, as shown above, and may l:>e hooked 

 on the inside of any receptacle. 



Spawning Net. In the spawning season aquarium space is often 

 limited, particularly among amateur breeders who have perhaps a 

 single aquarium. The breeding fish should be separated from the 

 others, as the idle fish would eat the spawn. An easy way over this 

 difficulty is the use of the spawning net. This is simply an oblong bag 



