Rusty+Crayfish+Additional+Facts

The crayfish are very aggressive invadors. The fisherman people use crayfish as bait. The bakery harvest up to 25 pounds. They grow up to be 5 inches long They have found the crayfish in 430 different lakes and streams. The frist time crayfish were spotted was in 1967 at otter creek. Since then the range has gone up in streams and lakes. The harvest for bait has went on for over 40 years in Winsonsin. A ragular rusty crayfish lives from 3 to 4 years.