composition of seashells, starfish, jellyfish. underwater world sea background, background with copy space.

advertising algae aquarium art background business cartoon concept coral corporate creative design detail diving doodles element fish fishing fun funny graphic handdrawn idcard identity jellyfish lineart marine medusa mermaid mockup nature objects ocean paint pearl placard posterwall print reef sand sandy sea sealife seashell shell snorkeling stains starfish summer template undersea underthesea underwater vintage watercolor