Investigate

Cam's supporting Questions: What companies dump pollution in the sea? What pollution are dumped in the sea? How do hectors dolphins die by pollution?

Cam's Answers 1: No big companies purposely dump junk into the ocean but so many different individuals throw pieces of rubbish into the water( even a snickers wrapper effects someone). 2: There is oil, chip wrappers, bottles and heaps more. 3: Hectors dolphins arnt usually killed by pollution but if they were then they would die the same way as fish.

Liam's supporting Questions:Who are killing the hectors dolphins? Why do people do illegal fishing? What fish do hectors dolphins eat?

Liam's Answers 1: People in large fishing boats let out the nets for fish but the dolphins get caught in them and drown. 2: Couldn't find any answer to why but my hypothesis is for the money. 3: Hectors dolphins eat arrow squid,Ahuru,red cod,yellow eyed mullet and sprats.