释义 |
hemipelagic region hemipelagic region[¦he·mē·pə′laj·ik ′rē·jən] (oceanography) The region of the ocean extending from the edge of a shelf to the pelagic environment; roughly corresponds to the bathyal zone, in which the bottom is 660 to 3300 feet (200 to 1000 meters) below the surface. |