The researchers studied tissue from over 120 fish. They found that 50 to 60 percent of their diet came from ocean’s twilight ...

NCP is part of the ocean’s biological pump — it refers to the portion of phytoplankton production exported from the euphotic zone, the well sunlit surface layer of the ocean, to the twilight zone ...

Ooh, I'm off to find a boat. Ocean habitats range from the sunlit surface waters to the pitch-black depths. Oceans can be divided into zones and each zone supports different life forms ...