For the constraint items, the most agreed item that poses a
barrier to fishers’ bringing garbage to port is ‘C 1 : catching fish is
far more important than dealing with garbage at sea’ with a mean
score of 4.10. It was followed by the item ‘C 2 : indifference to the
garbage being dumped at sea’ with a mean score of 3.91. A t-test
showed that score is significantly equal to 4. This indicates that
fishers agreed with both items. The item ‘C 3 : collecting garbage on
board causes inconvenience to fishing operations’ is with a mean
score of 3.09. A t-test showed that the score is significantly equal
to 3, indicating fishers keep a neutral view towards this factor.