The water is turbulent.
The water is tumultuous.
The water is boisterous.
The water is rambunctious.
The water is zealous.
The water is aggressive.
The water is lively.
A white long wave going from left to right.
Greener section of water. 
Wave breaking near the shore
The water is blue, green and white.
The water is wavy.
a man riding a surfboard on waves in the ocean