5.0 

 4.5 1 



'^ 4 



in 



^ 3 5- 



o 



00 3.0 - 



1 2.5- 

 Q_ 



S 2-0 



Ld 

 CD 

 15 1.0 



0.5 



Sites: l-ox Island and Black Point 



Exposure Period: Feb— Aug 



r 2 = 0.77 



Fig. in. The 

 barnacles on 



(a = o.nooi 



9 



0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 



PERCENTAGE OF BARNACLES (LOG SCALE) 



linear regression of the density of shipworms in exposure panels versus the total percentage of 

 panels at Fox Island and Black Point during the February to August exposure period 

 and r - 0.88). 



Sites: White Point and Giants Neci< 



Exposure Period: May— Nov 



r 2 = 0.23 



NUMBER OF LIMNORIA (LOG SCALE) 



Fig. II. The linear regression of the density of shipworms in exposure panels versus the density oflimnorid 

 isopods at White Point and GianU Neck during the May to November exposure period (a = 0.0001 and r 

 = 0.53). 



Exposure Panel Program 245 



