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13 August 2025 / High North News / Birgitte Annie Hansen
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Researchers Are Using Catfish to Combat Sea Urchins

Melkøy Sound, Troms og Finnmark, Norway

Researchers have relocated 20 Atlantic catfish to artificial kelp forest units in Melkøy Sound, Northern Norway, to test if reintroducing sea urchin predators can help restore kelp forests overgrazed by booming sea urchin populations.


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