Thousands of sea creatures have died and washed up on the coastline in recent months, an ecological crisis now becoming a political issue.
Reporter Daniel Arbon beside a pylon of the Ardrossan Big Jetty, where decomposing sponges are part of the wildlife that has been killed by the algal bloom. Stefan Andrews courtesy Great Southern Reef Foundation
“It’s pea soup,” our deckhand says as we roll backwards off the side of the boat into the dark water. It’s green and hazy, thick with slippery mucus-like filaments that surround us as we make our descent.
We are diving off Ardrossan, a small town on South Australia’s Yorke Peninsula, sitting across the Gulf St Vincent from Adelaide.
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Original URL: https://www.afr.com/policy/energy-and-climate/we-went-diving-into-south-australia-s-marine-collapse-20250720-p5mgd7
