FISHERY INDUSTRIES OF THE UNITED STATES, 1930 527 

 Operating units and catch of Lake Pepin, 1914 to 1930 



LAKE KEOKUK 



The fisheries of Lake Keokuk, exclusive of those for mussel shells, 

 employed 62 fishermen during 1930 as compared with 55 in 1929. 

 The catch amounted to 241,710 pounds, valued at $20,251, which is 

 a decrease of 31 per cent in the catch and 21 per cent in the value of 

 the catch as compared with the catch and its value for 1929. Com- 

 pared with 1922, there has been a decrease of 66 per cent in the catch. 

 Considered according to the value of the catch, catfish and bullheads 

 were by far the most important fish taken, accounting for 24 per 

 cent of the catch and 56 per cent of the value of the catch. German 

 carp ranked next with 51 per cent of the catch and 25 per cent of the 

 value of the catch. Fresh-water drum or sheepshead ranked third 

 with 15 per cent of the catch and 12 per cent of the value of the catch. 

 Buffalofish, the only other species of importance, accounted for 10 

 per cent of the catch and 7 per cent of the value of the catch. 



OPERATING UNITS BY GEAR 



The catch of fishery products of Lake Keokuk was taken by 26 

 regular fishermen, 36 casual fishermen, 33 motor boats, 58 other 

 small boats, 8 haul seines having a combined length of 2,198 yards, 

 10 lines with 6,200 hooks, 877 fyke nets, and 195 baskets. 



CATCH BY GEAR 



Three types of gear accounted for 92 per cent of the catch of fishery 

 products taken in this lake during 1930. By far the most important 

 of these gears were fyke nets, which accounted for 66 per cent of the 



