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Florida Fish Are Mysteriously Dying After 'Spinning and Whirling,'


The abnormal behavior has raised special concerns about the endangered smalltooth sawfish, an odd-looking ray with chainsaw-like teeth, as 28 of them have died

The affected creatures range “all the way from the very small bait-type fish, like pinfish, all the way up to things like groupers and even some stingrays,” says Dean Grubbs, a marine biologist at Florida State University, to NBC News ’ Marissa Parra, Maria Piñero and Lora Kolodny. Though the bizarre behavior is concerning across the board, wildlife biologists are particularly worried about how it has impacted the smalltooth sawfish ( Pristis pectinata), an endangered species with a long, flat nose and sharp, chainsaw-like teeth. “It almost seems as if it is a neurological response to some kind of agent,” says Michael Crosby, president and chief executive officer of Mote Marine Laboratory and Aquarium, to CBS News ’ Aliza Chasan.

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