Place type Dune Lake Oyster Lake Oyster Lake is in the Dune Allen Community on the west end of Scenic 30A and takes its name from the oyster-shell shape of its shores.There is a pedestrian bridge over the lake. Approx 22 acres. Photo Gallery Map of this Location At a Glance More Coastal Dune Lakes Allen Lake Stallworth Lake Eastern Lake Lake Powell Draper Lake Alligator Lake