Sharks, rays and wobbegongs: South Australian algal bloom killed more than 8,000 creatures

Wildlife | The Guardian ·
Animal & Wildlife

‘Unprecedented’ mass mortality event that began in 2025 may have led to the collapse of some populations, ecologists fear Get our breaking news email , free app or daily news podcast More than 8,000 sharks and rays died during South Australia’s toxic algal bloom , the largest known mass mortality globally, with endangered species among the fatalities. Prof Charlie Huveneers, a shark ecologist at…

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