Climate news brief
Sea dragon populations decimated in ‘mind-blowing’ mass mortality event caused by South Australian algal bloom
NEWS DESKClimate
PUBLISHEDSep 20, 2026, 1:19 AM
What the source reports
Thousands of sea dragons, pipefishes and seahorses have washed up along state’s coastline according to analysis of citizen scientist records Follow our Australia news live blog for latest updates Sign up for climate and environment editor Adam Morton’s free Clear Air newsletter here Thousands of sea dragons, pipefishes and seahorses died during South Australia’s devastating algal bloom, in what ecologists say is the worst mass mortality event for the fish family globally.
More than 1,600 weedy and leafy sea dragons, 1,400 pipefishes and 160 seahorses washed up as…
Main source: The Guardian Environment
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