Calls for South Australian government to release official estimates for cuttlefish, which once numbered in hundreds of thousands in upper Spencer Gulf

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Scientists and divers have called on the South Australian government to release official cuttlefish population estimates amid fears of a “catastrophic” decline, after a dive survey counted only 44 individuals.

Each year, tens to hundreds of thousands of giant Australian cuttlefish assemble off the coast of Whyalla, in the upper Spencer Gulf, to breed – the only place globally where cuttlefish gather en masse.

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