Sharks are hot right now, despite, or perhaps because of, their scarcity. People love them, vilify them, study them or eat their fins. Discovery Channel’s “Shark Week” is one of the year’s most highly anticipated television events, up there with the Super Bowl or finale of “The Bachelor.” Still, they’re very endangered due to a combination of targeted fishing to satisfy the appetite for shark fin soup, pollution, coral reef degradation or as bycatch in nets and on long lines. This last method, which claimed an estimated 97 million sharks in 2010 alone, accounts for 80% of shark deaths annually and is the subject of an ongoing study being conducted by scientists at the Cape Eleuthera Institute in the Bahamas. We endured a bumpy ride in a tiny turboprop to visit this remote outpost and see what they were finding. Along the way we came face to face with this top predator of the deep.