• Question: how much do crayfish weigh

    Asked by imaperson to Zara on 15 Jun 2011.
    • Photo: Zara Gladman

      Zara Gladman answered on 15 Jun 2011:

      That’s a good question… it depends on the species! The heaviest crayfish, the giant Tasmanian crayfish ( ) can weigh up to 5 kg, it’s enormous! The species I study – the signal crayfish – is more like 70-100g. Males are bigger and heavier than females.

      Hope that answers your question!

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