Cray Measure Sea Harvester YellowMade from plastic this cray measure is ideal for paua and scallops as well.A handy piece of equipment to have on the boat. The Measure has already built in official length requirements for male and female cray fish, packhorse crayfish, scallops and paua. Simply measure your catch against the Measure and if it’s ok keep it or if not chuck it back.Regulations:* 54mm for male crayfish* 60mm for female cray fish* 216mm Packhorse crayfish* 125mm for paua* 100mm for scallops