hand-painted watercolor seamless border with seaweed of different types in shades of green

handdrawn watercolor algae seaweed different types green illustration underwater plants isolated design art element natural grass laminaria paint leaves aqua seafood sea ocean marine water aquatic nautical spirulina undersea deep flora botanical organic bottom kelp print fabric label biology image wet pond bush lake herb seamless border artistic decoration ornament banner theme decor line edge hand-painted shades seaweed green plants background