What killed the sharks off Lavallette?

Barbara Macheska of Toms River counted more than a dozen dead sand sharks over the past month during her nearly half-mile walks on the beach near her barrier island home. “About a month ago, in a three day period, I found 10 sand sharks. The majority were barely alive,” she said. “Last week I found seven more.” The dead sharks were so numerous that the state  was alerted. Caryn Shinske, a spokeswoman for the department, said a large number of dogfish, a sand-colored bottom-feeding small shark, had washed ashore in Ocean County in recent weeks. (We found no reference to dogfish washing ashore in Ocean County) Read the rest here  17:17