Scientists say the sand tiger shark was most likely mistaken for a dogfish as the species returns to the region. A sand tiger shark is brought to the aquarium of the northern Spanish Basque city of ...

Shark researchers are hoping a necropsy will help explain what killed an endangered young shark found washed up on a Little Compton Beach. The sand tiger shark, a year or less old, was retrieved by ...

This is not your parents’ Boston Harbor. Once unthinkable when the harbor was nasty and polluted, today’s cleaner waters have actually become a desirable shark habitat as young sharks migrate here ...

Editor’s note: Every year, hundreds of undergraduates at the University of Delaware pursue research under the guidance of a faculty mentor. Such experiences provided by UD — a nationally recognized ...

Shark sex is a bitey business, with males grasping females with their teeth during the act. The resulting wounds are helping scientists to figure out when and where sharks are doing the deed. When you ...

Beneath the waves of Boston Harbor, hidden in murky inlets and marshes, the start of a marine conservation success story is quietly unfolding. It’s a story of diligence and disappointment, of scalpels ...

This is a web edition of GBH Daily, a weekday newsletter bringing you local stories you can trust so you can stay informed without feeling overwhelmed. ☀️Sunny and more pleasant, with highs in the 70s ...

The victim was in waist-deep water when she was bitten on Long Island, N.Y., officials said Michael M. Santiago/Getty; Getty Officials believe a woman was likely bitten by a young sand tiger shark ...