twilight zone

Scientists call this section of the ocean the “twilight zone” because the fish that inhabit it are basically living in darkness with only a small glimpse of light, Paig-Tran said.

The deep ocean, referred to as the “twilight zone”, is enormously mysterious.

Her co-discoveries include how twilight zone fish make their skin intensely black and how the bodies of crustaceans called Cystisoma are so transparent they are almost completely invisible.

“It’s like I’m in a twilight zone having to explain this to people.”

"The German economy looks set to remain in the twilight zone between minor contraction and stagnation not only this year but also next year," he said.