3.3. Behavioral responses
With regard to reburrowing behavior, clams from site P had
significantly slower reburrowing rates than all other groups in May
(P vs G and P vs N with a p < 0.0001; Fig. 3A). Significant differences
were also observed among experimental groups in December
(Fig. 3B) in the reduction of burrowing behavior at site G vs N
(p < 0.001) and site G vs P (p < 0.001), and a slightly smaller difference
between P vs N (p < 0.002).