bubbling, effervescent, frothy, scintillating, sparkly
Meaning: marked by high spirits or excitement; "his fertile effervescent mind"; "scintillating personality"; "a row of sparkly cheerleaders"
bubbling, bubbly, foaming, foamy, frothy, effervescing, spumy
Meaning: emitting or filled with bubbles as from carbonation or fermentation; "bubbling champagne"; "foamy (or frothy) beer"
When of a frothy appearance, it is sufficiently light.
Soon we entirely lost sight of land; no object was left for the eye to judge by, and but for the frothy track of the raft, I might have thought we were standing still.