Overfishing worry for sea cucumber poo – Bellingen Courier Sun

For the first time, drones have revealed the huge scale of sea cucumber poo at an Australian reef, and it has scientists worried about the ecological impact if their numbers decline.
Their high value on Asian markets has encouraged overfishing, and sea cucumbers are now under threat from commercial fisheries.
“Our research found that each year sea cucumbers can poop over 60,000 tonnes of sediment across a coral reef, approximately the mass of five Eiffel towers,” study co-author Vincent Raoult said.
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