gentle, pastel-colored depiction of seashells, a starfish, seaweed, coral, and bubbles, offering a whimsical look at underwater

underwater world life isolated flat vector illustration set bundle pack collection hand drawn marine group seashells starfish seaweed coral bubbles pastel gentle oceanic whimsical decorative educational creative projects summer different fresh doodle day crustacean reef floral ocean sea flora oceania animal algae undersea aquarium wildlife nature water aquatic diving seafood