geostrophic wind
111Mohorovičić discontinuity — Earth cross section showing location of the Mohorovičić discontinuity …
112Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone …
113Marine snow — Underway recovery of a sediment trap used to collect marine snow and estimate export production In the deep ocean, marine snow is a continuous shower of mostly organic detritus falling from the upper layers of the water column. It is a… …
114Pelagic zone — Aquatic layers Pelagic    Photic       Epipelagic …
115Maelstrom — For other uses, see Maelstrom (disambiguation). Saltstraumen maelstrom A maelstrom /ˈmeɪlstrɒm/ is a very powerful whirlpool; a large, swirling body of water. A free vortex, it has considerable downdraft. The power of tidal whirlpools tends to be …
116Tidal bore — Aegir redirects here. For the mythological figure, see Ægir. For the moon of Saturn, see Aegir (moon). The tidal bore in Upper Cook Inlet, Alaska A tidal bore (or simply bore in context, or also aegir, eagre, or eygre) is a tidal phenomenon in… …
117National Oceanographic Data Center — The National Oceanographic Data Center (NODC) is one of the national environmental data centers operated by the National Oceanic and Atmospheric Administration (NOAA) of the U.S. Department of Commerce. The main NODC facility is located in Silver …
118Bathymetry — Present day Earth bathymetry (and altimetry). Data from the National Geophysical Data Center s TerrainBase Digital Terrain Model. Bathymetry is the study of underwater depth of lake or ocean floors. In other words, bathymetry is the underwater… …
119Oceanic crust — Age of oceanic crust. The red is most recent, and blue is the oldest. Oceanic crust is the part of Earth s lithosphere that surfaces in the ocean basins. Oceanic crust is primarily composed of mafic rocks, or sima, which is rich in iron and… …
120Seabed — This article is about ocean floor. For the 2001 song by Audio Adrenaline, see Lift (Audio Adrenaline album). Map showing the underwater topography (bathymetry) of the ocean floor. Like land terrain, the ocean floor has ridges, valleys, plains and …
