Seaman's Description is a job title given to a sailor who is responsible for the maintenance and repair of a ship. An ABLE Seaman is a qualified sailor who has the necessary skills and experience to perform the duties of a Seaman's Description. They are responsible for the safety and security of the ship, as well as the maintenance and repair of the vessel. They must also be ABLE to navigate the ship and be knowledgeable in the use of navigational equipment.