Algae
Boat ban possible as algae takes over
Auckland's aquatic backyard and prime fishing grounds are weed-deep in trouble from exotic caulerpa, a fast-spreading algae that smothers everything in its path. Audio
The red seaweed of Otago Harbour
We join Marine Science PhD student Namrata Chand on her Autumn field work collecting seaweed samples to learn more about this 'underdog of the ocean'. Audio
Our Changing World - Soft sediment seaweed
This week Our Changing World goes seaweed sample collecting with a PhD student researching the importance of a native red algae in the Otago Habour. Audio
Toxic Algae could pose real risk to humans in future
Every summer dozens of local councils warn their residents about toxic algae creeping into waterways. Dog owners are warned to keep their pets away so they don't eat the algae and get sick. Anna… Audio
Voices from Antarctica 8: Under the ice
Tiny plants that live on the underside of sea ice form an upside-down garden that feeds krill and is the base of the Antarctic food web. Video, Audio
Green food for a green future
Country Life heads to Manawatu and drops in on New Zealand's first spirulina farm which grows the bright green protein-rich superfood from tiny algae. It's hoped the farm's French-style artisan model… Audio, Gallery
Public health warning over swimming at Lake Taupo
Several Taupo lakeside settlements have had their water supplies shut down over fears of a potentially toxic algae bloom. Audio
What Lake Taupo residents and tourists know about algae bloom
Laura Dooney is in Hatepe, Lake Taupo, and asked people there what they knew about the algae bloom. Audio
Lake Snow an American algal invader
An algal slime spreading through South Island lakes has been confirmed as a biosecurity incursion from the United States. Audio
Seaweed: can it boost health?
Eating seaweed can help people suffering from metabolic disorders, pre-diabetes and skin diseases, says Australian seaweed scientist and entrepreneur Pia Winberg. Audio
Call to save Cook Islands' Muri lagoon from algal bloom
Algae is spreading in what is arguably the jewel of the Cook Island's tourism industry, the Muri Lagoon. Now consultants have been hired to find a solution. RNZ International's Sally Round reports. Video, Audio
The Serengeti Rules
Sean Carroll's a biologist and science writer and we talk to him about his new book 'The Serengeti Rules: The Quest to Discover How Life Works and Why it Matters' (Princeton University Press). Audio
Algae warning in Wairarapa river for Masterton dog owners
Dog owners in Masterton are being warned to avoid the Waipoua River, which runs through the town, because of potentially lethal levels of toxic algae Audio
Algae, Phosphorus and Effluent
Algae may be a way of extracting phosphorus from effluent ponds so it can be re-used as a fertilizer. Audio