barge beach boats boats on the shore buoy Denmark fishing fishing boat holyday küste landscape light blue low tide meer paradise playing postcard row boats rowing boat scene searching seaside ships shore strand summer surface marker buoy surfing traffic vacation water water sports abstract appearance aqua background clear close-up cold cool cooling crystals damp freezing frozen ice iced-particles icy light on-ice Particles reflective refreshing refrigerated shapes Sizes small transparency transparent variations variety various wet against art artwork beautiful bird black branch branches cartoon circle clip color contour copyspace creative decoration drawing elegance evening graphic illustration leaves light on water moon moonrise nature night object outline painting plants rainbow reflection ripples seated shine silhouette sit sketch sky solitary stem tree twigs vector wallpaper waterscape white access alert authorities authority availability available boat boating-control communicating communication control deployment equipment fast flag foam froth Hong-Kong law law-&-order movement naval observation on-duty on-the-job order patrol patrolling power presence regulations responsibility responsible sea secure security speed transport wake watercraft animals ball birds cloudless ripple sepia sign spring symbol tail a blue blur blurry bokeh darkness deep dusk effect glint glisten glitter glow liquid lonely moody moonlight ocean of on pool quiet reflected shadow shallow shiny solitude sparkle stretch sun sunlight sunrise sunshine textured the tranquil tranquility under underwater wave