sea life, marine animals. vintage hand drawn s

animals aquatic cockleshell collection conch coral design drawing drawn element elements fauna graphic grunge hammerhead hand icon illustration isolated kraken life marine mollusk mussel narwhal nature nautical nautilus object ocean octopus old retro scallop scrapbook sea seahorse sealife seashell seaweed shape shark shell shellfish sign silhouette snail spiral starfish summer texture underwater vector vintage whale