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Exotic Caulerpa - New Controlled Area Notices in force on 1st October
October 2nd 2025
Biosecurity New Zealand has updated the legal controls for parts of the upper North Island to help prevent the spread of exotic caulerpa seaweed. There are now two categories of controls that
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Looking at the future of Exotic Caulerpa Controlled Area Notices
September 4th 2025
Biosecurity New Zealand is inviting interested groups and individuals to provide input into a review of the Controlled Area Notices (CANs) that are being used to prevent spread of exotic caulerpa
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Exotic Caulerpa Response Update - August 2025
August 12th 2025
Since late 2024, NIWA (now Earth Sciences New Zealand (ESNZ)) has been researching biomass changes in exotic caulerpa. The scientists say these declines were mostly on soft, sandy seabed, while
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Exotic Caulerpa Response Update - July 2025
July 11th 2025
New biosecurity rules are in place at Hauturu o Toi Little Barrier Island, making it illegal to anchor anywhere around the island without a permit from Biosecurity New Zealand. So far, 17 small
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Exotic Caulerpa Response Update - May 2025
May 8th 2025
Two of the three significant projects to fast-track caulerpa removal tools are currently under trial in Omakiwi Cove in the Bay of Islands and will shortly move to the Hauraki Gulf.
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AYBA Delegates & Clubs Meeting - guest speaker - 4th Nov 2024
October 29th 2024
Here’s a chance to connect with two staff from Biosecurity New Zealand who have a mandate to help boaties with their biosecurity practices and concerns. Kylie Pedersen and Jackie Bedford are
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Caulerpa Newsletter Update - 2 April 2024
April 3rd 2024
In this update we cover the work underway in the Exotic Caulerpa Accelerated Programme - a seven project programme of work using the recent $5 million funding boost to fast-track the development of
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A must read on Auckland capacity for 'clean bottoms'
January 10th 2024
Published by NZ Boating Magazine - January 2024 The report by Council officers received by the Planning, Environment and Parks Committee in March 2023 did not answer this key question – “Is there
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Summer 2023 Caulerpa Rules
December 21st 2023
Please: If you need to anchor on the western side of Aotea, use the anchoring zone, which is the yellow-marked area of Port Fitzroy. This is a permit-free anchoring area. Before moving on, check your
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