Seaweed

New research shows that bull kelp along a tectonically uplifted stretch of coast south of Dunedin has a surprisingly different genetic signature to the kelp on either side. Audio

Tiny, noisy gas bubbles produced by a tropical seaweed are part of the soundscape of a coral reef. Video, Audio

It's ever present on our shorelines, but what actually is seaweed? And is it any good to eat?  Audio

Alex Pressman is turning an invasive marine pest into a business. His company, Waikaitu, takes an invasive species of seaweed, wakame (undaria pinnatifida) and turns it into fertiliser, food and even… Audio

Eating seaweed can help people suffering from metabolic disorders, pre-diabetes and skin diseases, says Australian seaweed scientist and entrepreneur Pia Winberg. Audio

What did the Kaikōura earthquake mean for local sea life? For some seaweeds, it's been a genetic bonus in the future we may see more biodiversity along the coast, according to a marine scientist.  Audio, Gallery

The Kaikōura Peninsula was uplifted 1 metre during the magnitude 7.8 earthquake - and marine life on the rocky shore was left high and dry. Audio, Gallery

Researchers in Australia have found a potential answer to one of New Zealand's biggest climate change conundrum's - a seaweed to cut methane from burping cows. Kathryn Ryan speaks to Rob Kinley with… Audio