296 



CIVIC BIOLO(iV 



tliem? Do all the people have all the good tisli and good 

 fishing they need to keep them good-natured ? 



There are millions of springs and brooks and flowing wells, 

 many of which might be turned to good account in forming 

 liome fish ponds. These- might be made to serve as storage 

 reservoirs for irrigation or stock wateruig, and might be su 

 developed over the country as to help in solving problems 



i^ i 



«<K«<»ji<.>i«.i,.i.a.i" 



Fig. 137. Extenninatins,- sIurI from a N'iririnia river 



Largest seine in the world, 9600 feet long. The seine was hauled by steam power 

 iuul the hihor of 80 men, and was drawn twice daily, at ebl) tide, throughout the 

 season. As many as 3600 shad were taken at one haul, and 126,000 in one season ; 

 250,000 alewives Avere caught at one time. The season's yield of shad fell to 300, 

 and the fishing was consequently discontinued in 1905, after having been carried 

 on for a century. This seine was a source of eggs for the Bureau's shad hatchery 

 on this river, Stony Point, Virginia. United .States Bureau of Fisheries 



of increasing floods in the river valleys. Waste hollows and 

 ravines might be turned into the most productive areas of 

 our farms, acre for acre, when properly stocked with fish. 

 Mas this been adequately "worked out for the district?^ 



^ Johnson and Stapleton, "Fish Ponds on Farms," Document No. 826, 

 I5ureau of Fisheries, Washington, 1915. 



