Skeleton Sea — Toni Dwiggins

** Mystery at Sea ** A mystery at sea plunges forensic geologists Cassie Oldfield and Walter Shaws into deadly waters. When a boat is found deserted off the California coast, it looks to be a simple fishing accident. But there is nothing ordinary going on here. The geologists track the strange incident to an even stranger project. Someone with toxic skills is at work in this sea. If the lethal project is completed, the outcome will be unstoppable.