behind you
On a boat, when you are facing the front (the Bow,) the Stern is at your back.
When on board and facing the front of the boat where is the stern
You are facing forward when you are facing the front of the boat. The stern is behind you and is aft. To the right would be starboard and left would be port.
Behind you, mate!
Behind you, mate!
When you are overboard and facing the front of the boat, the stern is behind you. It is the rear part of the boat, opposite the bow, which is the front. If you turn around while in the water, you will see the stern behind you.
The stern is behind you at the read of the vessel.
Behind you
in front of you. The stern is behind you.
When you are onboard a boat and facing the front (the bow), the stern is located directly behind you, at the back of the boat. It is the opposite end of the vessel from the bow. In nautical terms, the stern is where the steering and propulsion systems are often located.
When on board a craft facing forward the starboard is on the right,
The bow is front part of a vessel