a boat draft
Air draft is the measurement from the water surface to the highest point of a a ship, boat or other vessel on the water.æ It is used to help the captains calculate a safe passage under bridges and the like.
that is where the water level is when the boat is in the water.
It is the boat's draft.
The term you are referring to is "draft". The draft of a boat is the depth of water needed for it to float clear of the bottom.
It is the boat's draft.
It is the boat's draft.
It is the boat's draft.
It is the boat's draft.
The distance between the bottom and the keel of a boat is the draught (British English).
It is the boat's draft.
Draft.