sea plants monochrome soft blue watercolor seamless pattern . seaweeds and corals delicate pattern . reef

sea seamless laminaria coral plants pattern portugal seaweeds watercolor illustration seabed marine life ocean aquatic underwater blue wildlife art repeated flora world monochrome dusty cerulean nautical undersea reefs kelp background white deep isolated aquarium under design beach water texture ornament patterned botanical tropical coastal nature graphic textile majorca mediterranean