Caloosahatchee Regional Park, Florida, Florida Parks and Preserves, Lee County, Mobile Blogging, Southwest Florida Where there’s an operculum… by Erin • August 15, 2012 • Comments Off Where there’s an operculum…, originally uploaded by Erin *~*~*. There must be shells. We’re at Caloosahatchee Regional Park in Alva, FL Share this:EmailFacebookTwitterGoogle +1PinterestStumbleUponMorePocketRedditTumblrDiggLinkedIn