A deep-sea discovery turns frightening as a submarine crew finds aggressive sixgill sharks feasting on a whale carcass and ...

The bluntnose sixgill shark, scientifically known as Hexanchus ... and other marine life that share its remote habitat.

"In 2021, we had a recreation fisherman catch a sevengill shark and because people didn’t realize they were here or in the area, someone reported it and said it was a sixgill shark and the rules ...

Sixgill sharks are a primitive species of shark that ... they then form a reef and provide a habitat for worms and filter feeders. Since it’s hard to find a dead whale on the seafloor ...