Junonia is one of the rarest shells to find. It's highly coveted among beachcombers. Because Junonia snails live on the ocean floor, their shells aren't likely to wash up on the beach. Once a Junonia dies, its shell is more likely to stay buried than to travel the 60 to 150 feet to the sand.
Turner Beach is the best shelling beach on Sanibel and the Captiva islands. Its relatively low number of visitors and rare variety of seashells make it a haven for all shellers. Whether you are starting your collection or adding to your current one, make the trip past all the other astounding beaches.
Hundred-eyed cowrie shell (Cypraea argus) The hundred-eyed cowrie shell species is one of the rarest seashells in the world. You will be lucky to spot this unusual sea jewel feeding whilst diving or snorkeling shallow coral reefs.
Sanibel and Captiva Islands are famous for their beach shelling, simply due to geography. By jutting out into the Gulf of Mexico, bent in a boomerang shape, our shorelines provide a natural catch-all for millions of shells.
The State of Florida has outlawed the collecting of live shells on the island. Live shell is defined as any specimen containing an inhabitant, whether or not the mollusk seems alive. The law also protects sand dollars, starfish, and sea urchins.
Seashells are so important to the islands' chain of life that the State of Florida has outlawed the collection of live shells (with inhabitants) as well as living sand dollars, starfish and sea urchins. Shellers are encouraged to limit their empty-shell haul.