Source of Variation SS df MS F P-value F crit Rows 1140.513 23 49.58754 23.47393 4.01E-24 1.686897 Columns 48.04583 3 16.01528 7.58137 0.000187 2.737492 Error 145.7592 69 2.112452       Total 1334.318 95

Table 1: Two-way ANOVA for differences in surface water temperature between seasons along Muthupettai coastal waters during the study period (January-2010 to December-2011).