Invasive rusty crayfish, sometimes called gladiators, monitored in various Pa. waterways
The Pennsylvania Fish and Boat Commission is monitoring invasive rusty crayfish that act like gladiators as they try to take ...
AOL1mon
Lucky Man Finds Rare, One-in-a-Million Albino Crayfish
Color variations are common in crayfish, particularly blue, red, or orange. Everglades or Florida crayfish sometimes have blue patterns, and captive-bred individuals are often a vibrant blue.