The Sandbar — Richard C. Hale

What started out to be a stellar day for Jeb in his new fishing boat, soon became something else as a nightmare unfolded in the waters of South Florida's Gulf Coast.

When Jeb tried his buddies secret fishing spot, he couldn't believe the luck, but when he found something unexplainable rotting on a sandbar, he soon found himself in a battle for his sanity. And his life.