Rusty+Crayfish

Description of Species

Harmful Effects to the Biotic Things in the Habitat/Ecosystem

Solutions to the Harmful Effects

Additional Facts

Additional facks 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. __Description__ __of__ __Species__ The crayfish have rust colored pair of spots. There claws have black bands on the tips of their finger tips. There are 350 species that belong in genus orconectes. The female crayfish can lay from 80 to 575 eggs. The male crayfish molts twicws a year. They dig holes in streams and rivers so they can ecape their preditors. The crayfish has 2 large claws, one hook, one pair of legs, and a hardened gonapod.