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

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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