Mounting coquina clam #shells from Florida in the exhibit design office. Coquina live in the intertidal zone and have a very powerful foot that they use to quickly burrow into the sand so they don't get washed away.
Treasure vacation memories by bringing home sand and storing it in vintage jars. More ways to display collectibles: http://www.bhg.com/decorating/home-accessories/tips/ways-to-display-collectibles/?socsrc=bhgpin081812displaysand#page=2
Pretty Seashell Container - Decorate with Seashells
Put shells, starfish, and other found items in a glass canister. Use a paint pen or permanent marker to write the vacation location on a sand dollar, and hang it from the side of the canister with twine.