The thorny issue of the long-spined urchin | Our Changing World

Описание: A native species is taking over a jewel-in-the crown marine reserve. But what can be done?

Centrostephanus, the long-spined urchin, is munching it’s way through the world-renowned rock walls and kelp beds of the Poor Knights Islands. DOC, University of Auckland scientists and a local hapū are running removal trials to investigate whether this might be a way to manage it’s march.
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Learn more:
Listen to the Voice of Tangaroa (https://www.rnz.co.nz/podcast/voice-o...) podcast, focusing on marine issues around New Zealand. Kina-nomics (https://www.rnz.co.nz/podcast/voice-o...) asks if we can eat our way out of the kina barren problem.
For more about rock wall communities, dive into the murky depths of Fiordland (https://www.rnz.co.nz/podcast/ourchan..., to learn about the sponges, sea squirts and black corals clinging to the undersea cliffs.
Kelp is an important part of the underwater ecosystem, habitat and food for many organisms. Here how a team in Wellington are trying to restore lost kelp beds there (https://www.rnz.co.nz/national/progra....
Guests:
Dr Nick Shears, University of Auckland (https://profiles.auckland.ac.nz/n-she..., Rocky Reef Lab Instagram (  / nzreefs  )
Dr Arie Spyksma, University of Auckland (https://profiles.auckland.ac.nz/arie-...)
Dr Celine Balemi, University of Auckland
Dr Sarah Meadows, Department of Conservation
Dr Monique Ladds, Department of Conservation
Sandra Hawken, Te Whānau a Rangiwhakaahu
Go to this episode on rnz.co.nz for more details (https://www.rnz.co.nz/podcast/ourchan...)