Australian Blue Lobsters

fish_breeder_05 said:
they are most likely the austalian blue yabbie. they are a dark blue wilth red yoints and red tipped claws

The crayfish that you've described is actually an austrailian Red Claw, or Cherax Quadricarinatus. the Yabbie doesn't have the red tipped claws and looks a little bit different..
 
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