Don't be alarmed if you spot objects bobbing off the coast of Porirua tomorrow.

The incident is captured in world first footage.

Crucial clues about the contamination of our coasts may be hiding in an unlikely place.

Scientists film spectacular underwater action of the huge mammals beneath the sea ice.

A rescue helicopter has been sent in to winch out two men on board a troubled yacht.

The "green-lipped mussel king" comes from humble beginnings in Whanganui.

Mr Fothergill will receive UCOL's highest honour, the UCOL Honorary Fellowship

A group of young Kiwis have helped make new discoveries in NZ's Kermadec Islands.

A new study will help rescuers determine which whales to save first in mass strandings.

The livestream begins at 2pm and will run for about two and a half hours.

Slow action and conflict are dogging efforts to stop the Hauraki Gulf's steady decline.

Government considering plastic bags ban after 65,000-strong petition handed to Parliament.

Swimmers were ordered out of the water after two sharks were sighted at Papamoa Beach.

The boats won't arrive for a few days, but the Volvo Ocean Race village has opened.

Whanganui gets first share of Provincial Growth Fund.

Dunedin man unwittingly photographs gruesome scene.

Number of NZ sea lion pups on subantarctic islands falls 40 per cent in just 20 years.

What impact is dumped rubbish having on our marine life?

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".

The astonishing thing is not what it means to us, but what it means to them.

January was the hottest month NZ has experienced since 1867, Dr Jim Salinger says.

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.