I think it is a storm surge
A high wave is called a "swell" when it is traveling across the ocean without breaking. If the swell gets steeper and eventually breaks, it is then called a "wave."
An ocean swell is rythmic rise and fall of the ocean surface, not quite a wave, but a significant movement.
Large, roughly circular ocean currents are called gyres.
An ocean.
It is called a sea. An ocean is a large body of salt water, but the sea is what they probably mean.
A Very Large Expense Area Of The Sea Is Called OceanFor Example!Atlantic Ocean.
An ocean.
Panthalassa.
Large bodies of salt water are called seas or oceans.
an ocean
Ocean! hope I helped!
An area with a large population of valuable ocean organisms is called a "marine biodiversity hotspot" or a "marine biodiversity hotspot."