Figure 5: Impairment of DNA integrity in marine gastropod (Cronia contracta) as a function of variation of the concentration of PAH in their tissues along the coast of Goa. Data expressed are means of triplicate values of DNA integrity at each sampling locations with Palolem identified as the reference site (control). *Significant difference from control P<0.001), **Significant difference from control (P<0.01) and ***Significant difference from the control (P<0.05).