Table 4. Summary of mean wet/dry weight ratios <W/D), shell length (I) and 

 tissue trace metal concentrations (ppm+ 1 S.D.) in MytiTus edul is 

 deployed at Latimers Light (LATr) and restocked at WLISrN, WLISc and 500 MW 

 during April, May and June 1985. 



Stations 

 LATr WLISrN WLISc 500MW 



W/D 



6.10(0.04) 



5.69(0.30) 



6.10(0.50) 



5.90(0.37) 



L 



5.50(0.35) 



5.35(0.20) 



5.41(0.11) 



5.33(0.05) 



Cd* 



0.48(0.04) 



0.69(0.18) 



0.78(0.11) 



0.79(0.18) 



Cr 



2.89(0.14) 



2.65(1.77) 



2.44(0.24) 



2.18(0.26) 



Co 



0.44(0.07) 



0.40(0.12) 



0.42(0.11) 



0.40(0.09) 



Cu* 



7.68(0.86) 



9.09(0.49) 



10.53(0.39) 



10.70(0.52) 



Fe 



193(50) 



193(105) ■ 



232(12) 



237(26) 



Hg 



0.134(0.010) 



0.094(0.068) 



0.125(0.016) 



0.128(0.027) 



Ni 



3.45(0.77) 



3.43(0.39) 



3.62(0.68) 



3.71(0.25) 



Zn* 



85(6) 



102(17) 



100(9) 



105(26) 



V 



1.14(0.40) 



2.04(1.34) 



1.74(0.50) 



2.22(0.93) 



n 3 3 3 3 



♦One-way ANOVA significant using trace metal concentration weighted with 

 W/D ratios. 



WLISrN WLISc 500MW 



0.69 0.78 0.79 



WLISrN WLISc 500MW 



9.09 10.53 10.70 



WLISc WLISrN 500MW 



100 102 105 



Tukey Groupings ( 



a = 0.05) 



Cd 



LATr 

 0.48 



Cu 



LATr 

 7.68 



Zn 



LATr 

 85 



21 



