The Silent Invader: Film about invasive seaweed

The Silent Invader: Film about invasive seaweed by Berenice Mathieu

The Silent Invader film. Credit: Berenice Mathieu

Charlie Bedford in Fiordland. Credit: Berenice Mathieu

Chris Hepburn and Niall Pearson. Credit: Berenice Mathieu

Paul Stirling harvesting Undaria. Credit: Berenice Mathieu

Ross Funnell, Charlie Bedford, Megan Shaffer, and Berenice Mathieu (far right) in Fiordland. Credit: Andy Wills

The images in this gallery are used with permission and are subject to copyright conditions.