Parameters TSS Protein Carbohydrate Chl a ATP PS TSS 1 0.77* 0.65* 0.97* 0.76* 0.37 Protein   1 0.99* 0.91* 0.99* 0.88* Carbohydrate     1 0.82* 0.99* 0.95* Chl a       1 0.9* - ATP         1 0.89* PS           1

Table 1: Correlation coefficient between various microfouling products on HDPE immersed for 6 month at Ennore port limited (TSS-Total Suspended Solids, Chl a- Chlorophyll a, ATP – AdenosineTriphosphate and PS – Pseudomonas). *Correlation is significant at p≤ 0.01 level (2-tailed).