262 FISH CULTURE 



terest. The business may he conducted suc- 

 cessfully with fair profit in the house in which 

 one dwells, or on a much larger seal© in a 

 greenhouse, and in open-air ponds. Between 

 5,000 and 10,000 salable goldfish may be reared 

 in one room of a dwelling-house if the light and 

 heat conditions are suitable. There are two 

 thousand or more persons, in the city of Phila- 

 delphia alone, who raise goldfish for profit in 

 their homes durmg their leisure hours. One 

 of them informed me that he annually cleared 

 from $200 to $300 from the stock he raises in 

 Ms sitting-room. Another said that his net re- 

 ceipts were between $300 and $500 each year. 

 Several men now devote their entire time to the 

 work as a successful commercial enterprise. 

 One devotes his sitting-room, cellar, roof and 

 back yard, to it, and it is said that his yearly 

 profits exceed $3,000. 



Aside from a desire to make money, the 

 owners of aquaria will find their pleasure 

 greatly increased if they rear young from their 

 goldfish. By exercising ordinary care and by 

 the observation of a few simple rules, a person 

 may increase his stock by the use of two aquaria 



