The mystery of the hundreds of crabs dead on W.A. beach

[bob10]

Something gone wrong here.

Hundreds of dead blue swimmer crabs wash up on a South West beach (http://www.msn.com/en-au/news/australia/hundreds-of-dead-blue-swimmer-crabs-wash-up-on-a-south-west-beach/ar-AAqIjyx?li=AA4Znz&ocid=spartandhp)