New Zealand has 37 marine reserves spread from the top of the North Island right down to the lower south but they aren't in the best health.
Experiencing Marine Reserves' (EMR) takes Kiwis to see marine reserves first-hand in an attempt to save them.
EMR's Lorna Doogan spoke to Duncan Garner.
Watch the video for the full interview.
And if you want to get involved with Experiencing Marine Reserves, head along to their Facebook page.