Pincer movement brings crab crowd to Blairgowrie before moulting moment

By Bridie Smith Science Editor
Updated April 12 2017 - 10:03am, first published March 1 2017 - 4:58pm
The giant spider crab can grow up to 16cm in size. Photo: Chiharu Shimowada
The giant spider crab can grow up to 16cm in size. Photo: Chiharu Shimowada
The mass migration of giant spider crabs usually happens from April - but these crabs started in February.  Photo: Chiharu Shimowada
The mass migration of giant spider crabs usually happens from April - but these crabs started in February. Photo: Chiharu Shimowada
Too many to count: giant spider crabs are on the march. Photo: Chiharu Shimowada
Too many to count: giant spider crabs are on the march. Photo: Chiharu Shimowada
Pincer movement brings crab crowd to Blairgowrie before moulting moment
Pincer movement brings crab crowd to Blairgowrie before moulting moment

They look like a sinister, marauding mass as they emerge from the underwater gloom. Their reddish-white bodies appear covered in dusty debris - as if they were escaping an apocalypse. George Lucas could hardly have done a better job.

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