CXLVIII REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



A comparison of the catch of the principal fishes in 1880, 1885, and 

 1890 shows, as the principal features of the changes, a large increase 

 in whiteflsh in 1890 over the other years, a decrease in herring in 1890 

 as compared with 1885, a decrease in sturgeon as compared with 1880, 

 and an increase in minor fishes over both the earlier years. The 

 statistics for the three years are as follows, the figures applying only 

 to the fish taken in the lakes and rivers and not including the vessel 

 gill-net catch in the larger lakes : 



Comparison of the yield of tlie fisheries of Lake St. Clair and the St. Clair and Detroit 

 fivers in 1880, 1885, and 1890. 



The quantities and values of the fish taken, with the various kinds of 

 apparatus employed, in this lake in 1890 are given in the table below. 

 It is seen that the largest yield is with pouud net«, after which come 

 gill nets, seines, fyke nets, and lines and spears. The entire gill-net 

 production was obtained in the vessel fisheries: 



Taile shoiving by apparatus and species the yield of the fisheries of Lake St, Clair and the 

 St. Clair and Detroit rivers. 



