TABLE 4. SUMMARY OF FISH SPECIES DECLINE IN THE GREAT LAKES 

 BY YEAR, LAKE, AND CURRENT COMMERCIAL PRODUCTION 



Beginning 



of 



decl ine 



(year) 



Product first 

 below 100,000 



pounds 



(year) 



wn 



production 

 (1 ,000 's pounds) 



Species 



and 



lake 



Potential 



for recovery (H,M,L) a 



and reason 



H - stocking and sea 

 lamprey control I 

 L - environmental 

 H - stocking & s.l.c 

 H - stocking & s.l.c 

 H - stocking & s. 1 .c, 



L - environmental 

 L - environmental 



L - environmental 



L - environmental 



L - environmental 



L - environmental 



L - environmental 



L - environmental 



L - environmental 



L - environmental 



M - stocking 



L - environmental 



L - environmental 



L - environmental 

 L - environmental 

 H - s.l.c. 



L - environmental 

 L - environmental 



M - stocking 



L - environmental 



s.l.c. 



H, M, and L indicate high, medium, and low potential for recovery, respectively. 



Excludes Georgian Bay and North Channel. 



"Remains above 100,000 pounds, 

 •j 

 Production normally less than 100,000 pounds. 



^Production less than 10,000 pounds. 



First exceeded 100,000 pounds in 1973. 



205 



