Swarm of jellyfish swimming in bioluminescence looks ‘magical’ – but it’s a warning sign

24/01/2025 04:43 The Guardian

Biologist says the massive numbers of jellyfish and algae in Tasmania’s Storm Bay are ‘drivers of harm in the ocean’Follow our Australia news live blog for latest updatesGet our breaking news email, free app or daily news podcastA “magical” swarm of moon jellyfish colliding with algae dazzled onlookers this week, but it comes with a warning.The bloom of jellyfish – temporary increases in populations – has occurred over the past few weeks in Storm Bay, east of Hobart, and as far as halfway up Tasmania’s east coast. The biologist and jellyfish expert Lisa-ann Gershwin said the population growth was “unprecedented” and had “stepped up dramatically” last month.Sign up for Guardian Australia’s breaking news email Continue reading...

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