82 AMERICAN FISH CULTURE. 



same as those intended to be raised in the ponds of my 

 friend Comfort, described on a preceding page, using round 

 numbers. 



FOOD CURD FOR ONE YEAR. 



Pond No. 1 10,000 yearling, 3 quarts per day. 



Pond No. 2 8,000 two year old, 6 " " " 

 1'ond No. 3 7,000 three year old, 12 " " " 



21 X 4c. per quart = 84c. X 365 = $306.60 

 Attendant's wages ' 400.00 



ANNUAL SALES AFTER THE THIRD YEAR. 



7000 trout from pond No. 3, 1 Ib. each, 7000 Ibs. 75c. per lb., $5250.00 



Sales of small fry, 3,000 yearlings 10c., 300.00 



3,000 three or four months old 5c., 150.00 



50,000 eggs, $8 per 1000, 400 00 



6100.00 

 Deduct food and attendance as above, 706.00 



$5393.40 



An intelligent lad of fourteen, under the direction of an 

 experienced person, can manage hatching-house and ponds, 

 and not occupy more than half of his time. Such a lad 

 can generally be found amongst the sons or lads employed 

 by a farmer. In addition to the curd, the offal of the kit- 

 chen, and livers and lungs of animals killed on the farm, as 

 I have before said, can be used to hasten the growth. 



The foreman of a tannery near Lehigh Gap, on the 

 Lehigh Valley Railroad, last summer sold to a fish dealer a 

 number of large trout, which he had kept in a rapidly 

 growing condition by feeding them on the fleshings of 

 hides. 



I give these few instances of fish culture paying, as they 

 have come under my observation, or as they have been 



