Caulerpa – Great Barrier Island News

Experimental UV light unit deployed on the seafloor at Rakino Island, designed to target invasive Caulerpa species with intense ultraviolet light. Photo / University of Auckland

Environment & Ecology

UV Light Offers Promise for Some Caulerpa, Uncertain Impact for Aotea

Ultraviolet light is used to make drinking water safe, zap bugs, and reveal blood spatter at crime scenes. Now, a team from the University of Auckland is exploring whether it could also help preserve New Zealand’s kaimoana and boatie way…

More than 100 tonnes of caulerpa washed up in this Great Barrier Island Bay after Cyclone Gabrielle. Photo / Sid Ware / Ministry for Primary Industries

Community Concerns Clash with MPI Commitments at Island Hui

Residents, businesses, and anglers are facing prolonged uncertainty regarding how or when officials will move beyond pilot trials to decisively tackle the Caulerpa outbreak in the island’s waters. Questions also linger about the fate of the Controlled Area Notices (CANs),…

Environment & Ecology

Authorities Extend Caulerpa Control Measures

More than 100 tonnes of caulerpa washed up in this Great Barrier Island Bay after Cyclone Gabrielle. Photo / Sid Ware / Ministry for Primary Industries / FILE The Ministry for Primary Industries (MPI) has extended the exotic Caulerpa Controlled…

This bright-green invasive caulerpa seaweed is smothering the delicate marine ecosystem on Great Barrier Island. Photo / Glenn Edney

Environment & Ecology

Caulerpa Found in Leigh, Raises Concerns Over Spread from Great Barrier Island

Has Caulerpa's arrival in Leigh confirmed the fears of marine biologists, previously dismissed by MPI in their report on the controversial Aotea crayfishing permits?

Crayfish pots aboard the Crusader. Photo / Toitū Fishing NZ

Environment & Ecology

MPI Justifies Controversial Crayfishing Permits, Accepts Consultation Failures

The Ministry for Primary Industries (MPI) has defended its controversial decision to permit commercial fishing within Controlled Area Notice (CAN) regions on Aotea Great Barrier Island, where locals and recreational fishermen have been banned for years. Despite MPI defending the…

Environment & Ecology

MPI Announces Review of Commercial Fishing Permits in Caulerpa-Controlled Areas Amid Outcry

The Ministry for Primary Industries (MPI) has announced a review of its decision to permit commercial fishing within Controlled Area Notice (CANs) regions, where locals and recreational fishermen have been banned for years. The measures were put in place across…

Environment & Ecology

Commercial Fishing Uncovered in Caulerpa Zones, Unnotified Permits Issued by MPI

Controlled Area Notices (CANs) have been in place for years, preventing locals and recreational fishermen from anchoring and fishing across parts of Great Barrier Is. and Northland to halt the spread of the invasive Caulerpa. Now, AoteaGBI.news reveals that MPI…

Environment & Ecology

Aotea Gets High-Tech Weapon to Fight Caulerpa

A new weapon is joining the fight against the invasive Caulerpa algae. The Aotea Caulerpa Response Team, MPI, the Aotea/Great Barrier Local Board and Auckland Council are teaming up to use suction dredges to remove Caulerpa from key locations. These…