Our Changing World
The thorny issue of the long-spined urchin
27 min•2 mars 2026
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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 its 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 its march.
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