Table 18. Frequencies of Pinnotheres maculatus infection in Mytilus edulis 

 maintained at Rlr, WLISrN, 500MW and WLISc from June 1984 through March 1985. 

 Summary of replicated goodness of fit tests. I - infected, NI - noninfected. 



Pinnotheres maculatus Goodness of Fit Test 



Station I NI E pi df G P 



Rlr 156 62 218 0.716 1 



WLISrN 103 61 164 0.628 1 



500MW 73 51 124 0.589 1 



WLISc 63 52 115 0.548 1 



2 395 226 621 - n Total G T 4 



Pooled G_ 1 



Heterogeneity Gjj 3 



0. 



000 



NS 





5. 



858 



<0. 



025 



9. 



,132 



<0. 



005 



14 



.560 



<0. 



001 



29 



.550 



<0 



.001 



18 



.380 



<0 



.001 



11 



.170 



<0 



.025 



There is no difference in the frequency of Pinnotheres infection among the 

 three WLIS populations (G - 1.815, x 2 0.05(2) - 5.991, p » 0.05). 



41 



