Mangroves future in hands of central government. Made with funding from NZ on Air.

Nicky Sinden wants people to head down to their local beach on Sunday for a clean-up.

Beachgoers asked to look out for ailing sealife, amid worries about killer disease.

Forest and Bird is worried sewage overflows could be hurting Auckland's marine life.

A new art exhibition highlights an environmental "time bomb" in the Hauraki Gulf.

For the first time there's a number on the size of the great white shark population.

Crayfish quotas are not allowing the fish to survive in northern waters.

A kayaker had to be picked up by Maritime Police in Auckland today

He described the moment as "beautiful" and "other-worldly".

Wharves may be extended to make space for fishing fleet and ferry ahead of America's Cup.

Microplastic particles polluting Earth's oceans now found in Antarctica's pristine waters.

Rescuing dolphins and nearly catching poachers is all part of keeping NZ's waters safe.

Te Papa's chair has been targeted by a group unhappy with his property development.

Geoff Reid takes a look at the state of Long Bay Okura Marine Reserve. / Geoff Reid

Odd behaviour among snapper this summer has been put down to a lingering marine heatwave.

Oil surveys may impact the foraging habits of korora in the South Taranaki Bight.

NZ is being urged to help create the largest protected area on the planet.

Beachgoers have spotted dolphins, jellyfish, stringrays - and something more ominous.

There's a lot of different sides to living aboard people need to know before trying it.

Many holiday coastal communities may face flooding as a storm makes landfall.

What will happen to NZ's oceans in the future? A cutting-edge model will soon tell us.

MPI and DoC are warning that they will continue to take a zero tolerance on poachers.

The 3m shark was spotted close to shore at Te Arai Pt in Auckland.

It's meant warmer surf, but what has the marine heatwave meant for ocean species?

"Salvage the oil from WWII wreck or face environmental tragedy in the Hauraki Gulf."

Authorities are responding to reports a fisherman has disappeared in Golden Bay

Police mystified about how the boat, spotted about 1.35pm, came to be upturned in water.

Scientists have gathered a sediment sample from deep below the Pacific Ocean's surface.

Guests at a backpacker's hostel in Akaroa got a killer surprise today.

Given the margins of error, the shark could have been born 500 years ago.