Bred for its beauty, fast growth, and tolerance for cold, the "aquarium strain" of Caulerpa taxifolia, a bright green seaweed with fernlike fronds that is used to decorate saltwater aquariums ...

A new documentary explores the devastating impact of caulerpa, an invasive algae choking New Zealand's coastal ecosystems.

Recreational boaties are being asked to stay vigilant for marine pests to prevent them from taking hold in other parts of the country as we head into summer. Mediterranean fanworm and the exotic ...

Mediterranean fanworm and the exotic seaweed caulerpa have become established around parts of the country's coastline in Auckland, Northland and Canterbury but have been kept out of others.