
Marine Biosecurity News
Be informed with the latest news and resources about marine pests and boat maintenance from Northland to Hawke’s Bay.
New campaign launches for summer boating season

Exotic caulerpa map now live
An interactive map designed to help anyone interested in exotic caulerpa efforts to see where surveillance has taken place, and where caulerpa has or has not been found, is now live.
Innovation profile: a robotic boat cleaner
A New Zealand start up called Escobar Marine Solutions is offering inspections and cleaning of boat hulls underwater using specially designed drones.
Keen eyes spot possible pest at Kawau
A big thanks to Sharon Harper (pictured), a resident of Kawau Island, for joining us in the war against marine pests.
Tech award for marine pest mapping
We were stoked to hear that the Marine Vessel Portal (MVP) won an international technology award recently.

Asterias amurensis: Is this the marine pest experts fear the most?
Asterias amurensis, or the Northern Pacific seastar is a huge starfish (up to 50cm in diameter) and its favourite food includes mussels, clams, scallops and other shellfish.
Big funding boost for marine biosecurity research
Cawthron Institute’s programme ‘Effective eradication: strategies, tactics, and technologies for successful marine invasion management’ has received nearly $10 million in funding from the Ministry of Business, Innovation & Employment.
Marine pest find in the Abel Tasman ended well thanks to early detection
It’s been a busy survey season for the team at Tasman District Council with three incursions of Mediterranean fanworm (Sabella spallanzanii).
Next Marine Pest ID Webinar - evening session
Learn how to identify some of the marine pests we are most worried about in New Zealand’s North Island. Join us for a live webinar at 7pm on Tuesday 22 October.
Check the rules before summer boating starts
Marine biosecurity teams are reminding boaties and all marine users to make sure they are across marine pest risks and rules before heading out on the water this summer.
New red seaweed found in Northland and Auckland
Asparagopsis taxiformis is considered native to the Rangitāhua/Kermadec Islands and is similar to – and can grow among – New Zealand’s red seaweed Asparagopsis armata.

The marine pest ID challenge is back!
Are you a marine pest pro? Take our 10-question quiz to test your knowledge!

Controlled Area Notices extended
The two exotic caulerpa Controlled Areas (at Aotea/Ahuahu and Te Rāwhiti Inlet) have been extended from their current expiry date of 30 June 2024 to 30 September 2024 to provide time for planning and engagement with affected parties before decisions are made on the longer-term future of any control measures.

New biofouling tech on the market
K-REN by Factory is an underwater cover for your boat, developed in France and custom made in New Caledonia for the Pacific. The company’s tagline is “Discover the two innovative, eco-friendly, and cost-effective boat hull solutions : K-REN Protect and ZenDock, putting an end to fouling, haul outs, bottoms paints, and divers.”

Your burning questions answered
More than 200 people registered for our Marine Pest ID webinar and some submitted questions that we didn’t have the opportunity to respond to during the event. Here are our responses.

Focus on Clavelina
Clavelina lepadiformis / Lightbulb ascidian, a type of sea squirt or ascidian, is one of the prettiest of the marine pests and it’s raising eyesbrows of boat owners.

Caution for clams
The invasive Freshwater Gold Clam (Corbicula) can survive in brackish water at up to half the saltiness of seawater. If you’re going to be in a place where fresh and saltwater mixes, like an estuary, and then to a lake or river, please make sure you follow the Check Clean Dry rules for your boat and gear.

Protect Our Paradise
Have you seen the ‘Protect our Paradise’ campaign appear in the last few weeks, from our colleagues at Biosecurity New Zealand? If not, take a look.

Boat show connections
Thanks to the hundreds of boat owners that we chatted with at the Hutchwilco Boat Show in Auckland in May.

Marine Pest ID webinar now on Youtube
Watch our marine pest ID webinar on Youtube