Usually a flag or writing on the ship itself.
nomenclature
because they had jolly roger flags on their boats
The M.S in a ships name usually designates it, as a "merchant ship " SS is sailing ship, HMAS is her majesty Australian ship, HMS, her majesty's ship. USS united states ship. etc However there are instances where the initials before a ship's Name identify it as belonging to a particular company
It stands for Confederate States Ship. The Federal navy used USS for United States Ship. Other countries have similar terms used to identify their military vessels.
Commissioning a ship means putting that ship into service. The term is used for naval ships. It is a long process that includes multiple steps from launching and naming the ship through installing and and testing her equipment. The final process in commissioning a ship is the sea trial. Her commander and crew will take her on a sea voyage to identify any deficiencies so they can be corrected.
Ship security assessments are important to identify potential security risks and vulnerabilities on a ship. By conducting these assessments, ship operators can implement appropriate security measures to mitigate these risks and ensure the safety of the crew, passengers, and cargo. It also helps ships comply with international regulations such as the International Ship and Port Facility Security (ISPS) Code.
The name of the ship typically printed on life jackets is the name of the vessel itself, which helps identify the ship in emergencies. This identification is crucial for safety protocols and ensuring that passengers and crew can be accounted for. Additionally, it is often accompanied by safety instructions and other relevant information.
When a ship is laid down, that means the first parts of the keel are placed on the slipway (or drydock) where the ship is to be built. Laying down is usually the first step in construction of a ship. When ships were first constructed, keels were actual pieces of wood or metal that ran the length of the ship and that the frames of the ships were fitted to. Keels could be seen on the outside of a ships hull and were easy to identify. Now, the keels are usually between the double bottoms of a ship and are invisible unless viewed from inside a ship double hull.
There were hundreds of different ships that travelled from Italy to Ellis Island. You would have to search the records to identify a specific ship.
The Jolly Roger was the flag, not the ship. Jolly Roger refers to flags flown on ships which identify the ship's crew as pirates. So, pirates sail with the Jolly Roger flying. The most common Jolly Roger is the skull and crossbones.
International Maritime Organization number is used to identify ships even if Ship's owner, country of registration or name of the ship changes. IMO number doesn't change even if any one/all of the earlier mentioned gets changed.