When we talk of water being disturbed by either sound or physical vibrations, we often use the term "ripples"or "to ripple" (noun and verb respectively).

"Ripple
verb (used without object), rippled, rippling.

1. (of a liquid surface) to form small waves or undulations, as water agitated by a breeze.
2. to flow with a light rise and fall or ruffling of the surface.
3. (of a solid surface) to form or have small undulations, ruffles, or folds.
4. (of sound) to undulate or rise and fall in tone, inflection, or magnitude.
verb (used with object), rippled, rippling.
5. to form small waves or undulations on; agitate lightly.
6. to mark as if with ripples; give a wavy form to.
noun
7. a small wave or undulation, as on water.
8. any similar movement or appearance; a small undulation or wave, as in hair.
9. a small rapid.
10. Geology. ripple mark.
11. a sound, as of water flowing in ripples:
a ripple of laughter."

Noun is obviously used to convey the same idea.