Piscine;4945855; said:In a house where they have zero access to water or wet ground, I'd say a few hours at most. It is believed that the can survive a month or two out of water if they can keep their gills moist, but I don't think that's the case.
I dont think thats completely accurate, some of my local grocery stores get live crayfish from Louisiana. They get shipped here in dry boxes and the retailer just usually leaves them in that very same box to be sold by the pound. Same with blue crabs.