APPENDIX. 



85 



Table XIX.— Numbers of Eurycercus lamellatus per square meter in 



Lake Winnebago. 



Date. 



No. 



Date. 



1 

 No. 



Date. 



No. 



1899 





1899 





1900 





July 5-11.. 



23,086 



Aug. 23-29. 



39,270 



June 9 



238 



July 12-18.. 



66,402 



Aug. 30- 





June 25 



12, 852 



July 19-25.. 



22, 134 



Sept. 5 



19, 040 



July 9.... 



10,948 



July 26- 





Sept. 16.... 



40,460 



July 28.... 



40, 460 



Aug. 1 



8,568 



Oct. 21.... 



4,046 



Aug. 22.... 



20,944 



Aug. 2- 8. 



952 



Nov. 4 



238 



Sept. 8.... 



4,284 



Aug. 9-15. 



1,428 



1900 





1901 





Aug. 16-22. 



3,332 



Apr. 28.... 



238 



June 8 



238 



Table XX. — Numbers of Chydorusper square meter in Lake Winne- 

 bago. 



Date. 



No. 



Date 



No. 



Date. 



No. 



1899 



. 



1900. 





1900 





July 5-11. 



19,516 



Jan. 27. 



238 



Dec. 5.... 



1,904 



July 12-18. 



9,520 



Mar. 27. 



476 



1901 





July 19-25. 



2,856 



Apr. 28. 



2,856 



Jan. 5 



238 . 



July 26- 





May 24. 



1,904 



Apr. 27.... 



952 



Aug. 1 



16, 184 



June 9. 



...] 3,208 



May 11.... 



1,904 



Aug. 2-8.. 



11,900 



July 9. 



952 



June 8 



2,142 



Aug. 9-15. 



28, 560 



July 28. 



... 118,048 



July 12.... 



4,760 



Aug. 16-22. 



1,904 



Aug. 22. 



6, 664 



July 27.... 



21, 896 



Aug. 23-29. 



238 



Sept. 8 . 



. . . 14, 280 



Aug. 24 



1,904 



Sept. 16.... 



952 



Sept. 22. 



... 18,088 



Sept. 28.... 



476 



Oct. 21.... 



476 



Oct. 6. 



7,616 



Oct. 12.... 



952 



Nov. 4 



2,618 



Oct. 20. 



... 34,272 



Nov. 2 . . . . 



3,808 



Nov. 25.... 



4,522 



Nov. 6. 



... 133,518 



Nov. 16.... 



2,856 



1900 





Nov. 21. 



... 10,472 







Jan. 1 



952 











