Police said the person who died is understood to have been rafting and passed away at the scene.
Increasingly popular events created excessive noise and rubbish.
Five people died when a vessel overturned near Kaikōura in September last year.
"Quite large numbers of sea stars, sea urchins and also been large numbers of deep-sea fish in the canyon."
The crash occurred just before 6am on Tuesday.
Members of the Nature Photography Society of New Zealand were onboard when the vessel flipped.
Five people died when the boat capsized on Saturday.
Five people died after a chartered vessel overturned in calm, flat conditions in Kaikōura on Saturday.
"We have an upturned boat tipped over by a whale from what we can understand, came up from underneath."
