Promising trial targets caulerpa spread

Caulerpa quickly smothers the seabed and can regenerate from a single frond.
Commercial diver Brooke McCrae.
A Mahurangi dive business has invented a device that could prove vital in the battle to eradicate the exotic and highly invasive seaweed caulerpa.
Commercial Dive Specialists (CDS), based in Mahurangi West, is currently trialling its Rehabitat treatment device in the Bay of Islands and managing director Brook McRae said results were exceeding all expectations.
“The trials are going really well, better than we could have imagined,” he said.
The device consists of a floating chamber with ...