If you already have a wired land sea-a sea of potential tsunami. Flee to higher immediately. But if you live in a boat parked in the Gulf, bringing the ship out to sea to be safe.
If you go to the beach Then there was an earthquake in the sea Possible tsunami. To flee to higher ground immediately. If you are in a boat moored in the harbor, take a boat out to sea to be safe.
If you go to the seaside, and an earthquake at sea may be the tsunami run is on high. But if in the ship in the bay to bring the ship at sea will be safe.