backdrop background black close close-up closeup definition detail detailed details dynamic flora free green greenery HDR high image marine organic pattern photo photograph picture plancton plankton plant plants range resource sea seabed shade shades shadow shadows somadjinn stock strand strands texture textured UP urchin urchins vegetation white abstract angles appearance aqua cold cool cooling dark darkened environment environmental estuary gray grey horizon Jetty light lines posts rippled ripples rippling skies sky slowly-swirling steel support surface surfaces swirling textures turbulence turbulent vibrancy vibrant view wallpaper water water's-edge wavelets waves winter wintry wood wooden animal art artwork ball beach branch branching bubble crab coast construction crab crustacea dotilla dotillidae feed food foraging grain hole intelligence life little macro marble marbles memory nature network ocean process art radial sand sandy Scopimera shore sphere spheres structure symmetry wildlife bubble Camouflage critter hide hiding