blue bright color colour darkening sky dazzling dog fiery sky golden horizon Indian Ocean light ocean orange reflections shipping sun sunset swimmers water waves beach birds coast coastline colors colours dune-flora dunes grass grasses green greenery growing growth gulls levels low tide natural ocean edge ocean waterline pelicans plants receded receding receding tide rough salt-resistant sand sand-dunes Sandbar scrub seabirds seagulls tidal tides vegetation waterbirds waterline contrast dark distance distant expanse golden glow ocean sunset outdoors outside seashore shoreline sunset’s glow tide Australia azure Great Ocean Road lagoon landscape leisure Natural landscape nature relax sea sit sky terrain wave seaweed water resources