A large seaweed that grows to 1-2 metres long. Mature plants are golden brown to green-brown in colour, crinkly in appearance and have a distinct midrib.
To help protect our environment:
Can tolerate a broad range of temperatures and light levels and grow on a variety of surfaces. It can produce millions of spores and is also frequently transported as biofouling on vessels.
It can spread rapidly and form dense underwater forests; outcompeting native canopy-forming algal species, altering habitats and impacting associated marine faunal communities.
Before moving your boat or other craft to new locations, make sure the hull, anchor chain and all other equipment on board is clean and free of marine pests or other fouling. Think about where you’re taking on or releasing ballast, bilge or holding tank water, or water in any other container such as chilly bins, to avoid spreading marine pests.