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The Times

Light pollution affects coastal ecosystems too – this underwater ‘canary’ is warning of the impacts

  • Written by Kathleen Laura Sterup, Postgraduate in Marine Biology, Te Herenga Waka — Victoria University of Wellington
Light pollution affects coastal ecosystems too – this underwater ‘canary’ is warning of the impactsWikimedia Commons/Luca Davenport-Thomas, CC BY-SA

In the early 20th century, canaries were used as early warning systems in coal mines to alert miners to rising levels of carbon monoxide.

A small unremarkable fish may fill a similar role in coastal ecosystems around Aotearoa New Zealand.

Triplefins, or kokopara, are common in a range of shallow...

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