Influx of tropical fish proves 'catastrophic' for Australian kelp forests – video

Herbivorous tropical fish in the remains of a kelp forest in northern New South Wales, Australia. A University of NSW study found the disappearance of kelp from waters near Coffs Harbour coincided with a 0.6 degree temperature rise that had the ‘truly catastrophic’ effect of attracting increased numbers of hungry fish

• Destruction of kelp forests by tropical fish shows impact of ocean temperature rises