What does the blue hardhat signify when worn by personnel on a boat?

The blue hardhat worn by personnel on a boat specifically signifies that the individual is designated as a "Bow and stern hook." This role is crucial in various maritime operations, particularly during mooring and unmooring procedures. The personnel assigned to these positions are responsible for handling the lines at the bow (front) and stern (back) of the vessel, ensuring that the boat is securely tied or released from docks or other vessels.

This identification through the blue hardhat allows other crew members to quickly recognize their responsibilities and facilitates smoother communication and coordination during critical activities, such as docking or undocking. Such standardized color coding for different roles enhances safety and operational efficiency on the water.