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‘A horror movie’: sharks and octopuses among 200 species killed by toxic algae off South Australia

Karenia mikimotoi algae can suffocate fish, cause haemorrhaging and act as a neurotoxin, one expert saysGet Guardian Australia environment editor Adam Morton’s Clear Air column as an emailMore than 200 marine species, including deepwater sharks, leafy sea dragons and octopuses, have been killed by a toxic algal bloom that has been affecting South Australia’s coastline since March.Nearly half (47%) of the dead species were ray-finned fish and a quarter (26%) were sharks and rays, according to OzFish analysis of 1,400 citizen scientist reports.Get Guardian Australia environment editor Adam Morton’s Clear Air column as an email Continue reading...

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