abstract aqua backdrop background color colour cool cooling green green-water light light-green mirror mirrored mirroring nature patterns plants pond pool reeds reflecting reflection reflections ripples rippling rocks rocky shrubbery sunlight sunshine surface texture textures trees vegetation vibrancy vibrant wallpaper water water's-edge appearance blended change changing currents dips dusk early evening ebb and flow foam foaming froth movement ocean pull salt water seaside shades shore surf tide troughs vast wavelets waves Australian beautiful beauty bird black black swan blue calm creation Cygnus atratus dez pain elegance elegant float flood glide grass lake natural peace refraction river romantic shiny summer swan swim tranquility waterbird waterfowl wild wildlife xymonau surfer swimmer