group of rapana shells arranged diagonally, black sea, bulgaria

animal aquatic arrangement beach black bulgaria calcareous close coast coastline cockle cockleshell conch crawling crustacean empty exotic gift group heap keepsake life marine memento memories mollusk ocean pattern rapana scallop sea seashell seashore seaside shell shellfish slug snail souvenir spiral summer summertime texture textured tourism travel tropical tropics vacation venosa