I did entire shots for Disney's "The Guardian" but they look lousy reduced to Internet resolution. Here are some elements I made for various shots that stand out well in lowres. I made all of these with just Lightwave. No special plugins.

Clockwise from upper left:

I rigged the rigging for the fishing boat using Lightwave's ClothFX.
The final version was less rubbery but this version looks niftier.

Airborne fog from a flying shot. Note the "negative space" created by the water.

Windblown wave spray

Wave peak "spritzes" look too geometric now but will be modified in compositing.