When your supermarket is the ocean and the ocean becomes poisoned, what do you do? Well, you mobilise of course - which is what happened when a grounded ship started to leak oil into the sea off the coast of Tauranga at the beginning of October. Justine Murray joined the effort 9 days later and reports on Operation Rena gaining an Iwi, Hapu and whanau perspective at what is being described as New Zealand's worst ecological disaster to date.