seamless pattern with dotted sea shell or scallop in black and pebbles on the white. marine and aquatic theme.

aquarium aquatic backdrop background black conch creature decor decoration dots dotwork drawing duplicate element fauna graphic illustration marine maritime mollusk monochrome nautical ocean ornamental ornate pattern pebbles pointillism repeat sample scallop sea seafood seamless seashell shell shellfish silhouette summer template textile texture undersea underwater vector wallpaper white