Table 1. --Location, date of collection, and number of square-foot (0.092 m.^) bottom samples 

 collected to determine effects of lamprey larvicldes. Lakes Superior and Michigan, 1962-64. 



Lake and stream 



Length 



Treatment 



point 



(kilometers 



above 



mouth) 



Sample 



location-'- 



(kilometers 



above 



mouth ) 



Date 



of 



.'llection 



Samples 



Lake Superior : 



Buck Bay Creek 



Gongeau Creek 



Iron River 



Little Garlic River^... 

 Wilson Creek 



Lake Michigan : 



Little Scarboro Creek^. 



Sturgeon River 



Do 



Do 



Sturgeon River-' 



Do 



Sunny Brook 



Three Mile Creek 



Km. 

 8.0 



14.5 

 11.3 



11.3 



64.4. 



6.4 

 4.8 



Km. 

 6.4 



3.2 



4.8 



4.8 



8.0 



3.2 



2.4 



Km. 

 1.6 



4.3 



1.6 

 1.6 



0.5 



57.9 (1) 



45.1 (2) 



29.0 (3) 



0.5 



0.5 



May 4, 1964 

 May 12, 1964 

 June 23, 1964 

 Apr. 28, 1964 

 May 6, 1964 

 Jiine 10, 1964 

 July 26, 1962 

 Aug. 3, 1962 

 July 26, 1963 

 Aug. 27, 1964 

 Sept. 4, 1964 

 Aug. 27, 1964 

 Sept. 4, 1964 



Apr. 16, 1964 

 Apr. 24, 1964 

 June 6, 1964 

 May 1, 1963 

 May 9, 1963 

 June 20, 1963 

 May 1, 1964 

 May J, 1963 

 May 11, 1963 

 June 22, 1963 

 May 3, 1964 

 May 5, 1963 

 May 13, 1963 

 June 24, 1963 

 May 5, 1964 

 May 7, 1963 

 May 15, 1963 

 June 26, 1963 

 May 7, 1964 

 May 7, 1963 

 May 15, 1963 

 June 26, 1963 

 May 7, 1964 

 Apr. 19, 1963 

 Apr. 27, 1963 

 June 28, 1963 

 April 16, 1964 

 Apr. 24, 1964 

 June 6, 1964 



■'• Station numbers in parentheses . 



^ Control, stream not treated. 



•^ This station is on Eighteen Mile Creek, 



a tributary of the Sturgeon River. 



