544 



U. S. BUREAU OF FISHERIES 



Lake fisheries, WIS to 1926 — Continued 



CATCH: Bt species— Continued 

 [Expressed in thousands of pounds; that is, 000 omitted] 



Year 



Yellow perch 



United 

 States 



Can- 

 ada 



Total 



Pike (Jacks) 



United 

 States 



Can- 



Total 



Carp 



United 

 States 



Can- 

 ada 



Total 



White 

 bass, 

 United 

 States 



1913 

 1914 

 1915 

 1916 

 1917 

 1918 

 1919 

 1920 

 1921 

 1922 

 1923 

 1924 

 1925 

 1926 



6,025 



5,771 

 6,124 

 5,708 

 4,086 

 3,978 

 6,615 

 4,591 

 5,268 

 3,555 

 3,525 

 3,345 

 4,110 

 5,407 



1,141 

 1,651 

 1,358 

 1,114 

 1,357 

 2,249 

 1,351 

 1, 533 

 2,203 

 2,346 

 2,627 

 2,390 

 2,233 

 1,956 



7,166 

 7,422 

 7,482 

 6,822 

 5,443 

 6,227 

 7,966 

 6,124 

 7,471 

 5,901 

 6,152 

 5,735 

 6,343 

 7,363 



427 

 494 

 606 

 323 

 461 

 417 

 474 

 606 

 466 

 402 

 344 

 400 

 269 

 302 



3,366 



4,338 

 2,440 

 1,378 

 1,423 

 1,234 

 1,819 

 1,008 

 1,064 

 1,129 

 1,086 

 1,145 

 1,160 

 952 



3,793 



4,832 

 3,046 

 1,701 

 1,884 

 1,651 

 2,293 

 1,614 

 1,530 

 1,531 

 1,430 

 1,545 

 1,429 

 1,254 



2,072 

 12, 039 

 10, 141 

 5,861 

 4,602 

 4,820 

 4,080 

 5,828 

 7,420 

 5,094 

 3,780 

 1,780 

 2,409 

 4,649 



424 



1,615 



1,236 



1,097 



1,075 



880 



662 



583 



504 



435 



467 



433 



327 



292 



2,496 

 13, 654 

 11,377 

 6,958 

 5,677 

 5,700 

 4,742 

 6,411 

 7,924 

 5,529 

 4,247 

 2,213 

 2,736 

 4,941 



526 

 478 

 695 

 343 

 333 

 129 

 205 

 514 

 853 

 831 

 310 

 192 

 232 

 158 



Year 



1913 

 1914 

 1915 

 1916 

 1917 

 1918 

 1919 

 1920 

 1921 

 1922 

 1923 

 1924 

 1925 

 1926 



Catfish 



United 

 States 



Can- 

 ada 



Total 



196 

 801 

 596 



1,281 



2,296 

 514 



1,164 

 776 



1,502 

 805 

 716 

 366 

 835 

 910 



332 

 392 

 435 

 331 



278 

 496 

 365 

 269 

 299 

 243 

 247 

 226 

 233 

 173 



528 

 1,193 

 1,031 

 1,612 

 2,574 

 1,010 

 1, 529 

 1,045 

 1,801 

 1,048 

 963 

 592 

 1,068 

 1,083 



TuUibees 



United 

 States 



(5) 

 « 



{') 



i}) 

 (5) 



(») 

 (5) 

 (=) 



301 



Can- 

 ada 



177 

 127 

 262 

 139 

 174 

 240 

 241 

 129 

 117 

 131 

 112 

 255 

 461 

 164 



Total 



177 

 127 

 262 

 139 

 174 

 240 

 241 

 129 

 117 

 131 

 112 

 255 

 762 

 1,154 



Burbot, 

 United 

 States 



42 

 108 



45 

 247 



69 

 380 

 542 

 499 

 490 

 323 

 310 

 210 

 269 

 373 



Miscellaneous flsh 



United 

 States 



4,286 

 3,663 

 6,769 

 4,889 

 4,438 

 3,941 

 2,013 

 2,044 

 2,180 

 1,756 

 1,965 

 2,435 

 2,399 

 2,455 



Can- 

 ada 



2,318 



2,604 

 2,478 

 2,972 

 2,988 

 3,248 

 2,653 

 2,350 

 2,522 

 2,701 

 2,525 

 2,697 

 3,393 

 2, 637 



Total 



6,604 

 6,257 

 9,247 

 7,861 

 7,426 

 7,189 

 4,666 

 4,394 

 4,702 

 4,457 

 4,490 

 5,132 

 5,792 

 5,092 



' Included with miscellaneous flsh. 

 FISHERIES OF THE MISSISSIPPI RIVER AND TRIBUTARIES 



The latest statistical canvass made of the fisheries and fishery 

 industries of the Mississippi River and tributaries was for the cal- 

 endar year 1922. The complete statistics for the canvass were pub- 

 lished in the report of the division of fishery industries for 1923 and 

 in Statistical Bulletin No. 607. 



During 1922 the fisheries and fishery industries of this region 

 employed 19,122 persons, and the yield of the fisheries amounted to 

 105,733,734 pounds, valued at S4,503 ,521. 



In addition to the above general canvass, periodic statistical can- 

 vasses are made of the fisheries of Lake Pepin and Lake Keokuk. 

 A discussion of these for 1914, 1917, 1922, and 1927 follows. 



LAKE PEPIN AND LAKE KEOKUK 



In June, 1913, a dam was put into operation on the Mississippi 

 River between Keokuk, Iowa, and Hamilton, 111., which caused the 

 formation of an artificial lake, about 42 miles long and from J^ mile 



