How long do crayfish live? – And which crayfish has lived the longest?

Question: How long do crayfish live? - And which crayfish has lived the longest?
- Keywords:
  crayfish
Asked by imaperson to Zara on 21 Jun 2011. This question was also asked by ambee97, animelvr7.
- Zara Gladman answered on 21 Jun 2011:
  
  Hello imaperson! 🙂
  
  The crayfish I study – the signal crayfish – lives up to about 15 years. I think the crayfish that lives the longest is probably also the biggest species – the Giant Tasmanian crayfish: which is reported to live 40 years!

Zara commented on 22 Jun 2011:

imaperson, if you’re interested in crayfish… and want to know which species you would be, if you were a crayfish.. then take my quiz! 😛 Link here: http://zaragladman.com/Whichcray.html

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Question: How long do crayfish live? - And which crayfish has lived the longest?