The open deck of a ship is called the weather deck.
Deck Flamouse
Below deck
The top deck name is contingent on the type of ship or vessel. The top deck on a cruise ship is usually called the Lido deck. The top deck on a battle ship is sometimes referred to as topside or poop deck. The poop deck got its name from the amount of birds flying overhead.
deck
a deck...
deck
* Orlop deck: The deck or part of a deck where the cables are stowed, usually below the water line. It is the lowest deck in a ship.
the deck on a ship is like a floor like 1st 2nd 3rd
Mast
Mast
"puppis" means the stern of a ship.