Scientists studying the invasive Caulerpa seaweed on Aotea Great Barrier Island are seeing changes in both the seaweed and marine life. This month, the Government gave $6.2 million to the Northland ...

Scientists monitoring the spread of Caulerpa on Great Barrier Island say they're starting to see the invasive weed move away ...

The invasive seaweed caulerpa has been found in a new location in the Bay of Islands, sparking fears it could spread quickly ...

Caulerpa taxifolia, the "killer alga," is just one dramatic example of an accelerating phenomenon—the homogenization of the biosphere by species introduced to every continent and island.

Scientists monitoring the spread of Caulerpa on Great Barrier Island say they're starting to see the invasive weed move away from the sandy sea floor. It's the Caulerpa growing on the rocky reefs ...