Abyssal plain.- Accretionary wedge.- Acidification.- Active continental margin.- Anoxic oceans.- Asphalt volcanism.- Axial magma chamber.- Axial summit graben, axial summit trough.- Backarc basins and backarc spreading center.- Beach.- Beach nourishment.- Beach processes.- Biochronology.- Biogenic barium.- Biostratigraphy.- Bioturbation.- Black and white smoker.- Boninites.- Bottom simulating seismic reflector (BSR).- Bottom-boundary layer.- Bouma sequence.- Break waters.- Carbon dioxide and climate (carbon cycle).- Carbon isotopes/-stratigraphy.- Carbon pump.- Carbonate dissolution.- Carbonate factory.- CCD.- Chemosynthetic life.- Clay minerals.- Coastal bio-geochemical cycles.- Coastal engineering.- Coasts.- Cold seeps.- Continental margin sediments.- Continental rift system, graben.- Continental rise.- Continental slope.- Contour currents.- Convergence texture of seismic reflectors.- Core-complex formation.- Crustal accretion (incl. gabbro glacier model).- Cumulate.- Curie temperature.- Currents.- Data banks (Pangaea).- Decollement.- Deep biosphere.- Deep Sea Fans.- Deep sea sediments.- Delta.- Depleted mantle.- Detachment fault.- Diatoms.- Dinoflagellates.- Driving forces (slab pull, ridge push).- Dunes.- Dust in the ocean.- Dykes.- Earthquake.- El Nino.- Energy resources.- Epicenter, hypocenter.- Erosion and hiatusses.- Estuary, estuarine/anti-estuarine current system.- Eustasy .- Events in ocean history.- Explosive volcanism in the deep sea.- Export production.- Fault-plane solution.- Fjord.- Foraminifers (benthic).- Foraminifers (planktonic).- Forebulge (lithospheric).- Fracture zone.- Fresh water in the oceans.- Gabbro.- Gas hydrates.- GEBCO.- Geochronology.- Geohazards (coastal disasters).- Geological effects of ocean circulation.- Geomagnetic field.- Glacial marine sedimentation.- Glacio-isostatic adjustment.- Gravity field.- Grounding line.- Groynes.- Guyot, atoll.- Heat flow.- High-pressure/low temperature metamorphism.- History of Marine Geology.- Hot spots and mantle plumes .- Hurricanes/ Typhoons.- Hydrocarbons (natural oil and gas).- Hydrothermalism.- Hydrothermal plumes.- Hydrothermal vent fluids.- IBCAO.- Ice rafted debris (IRD).- Impacts and their products.- Integrated Coastal Zone Management.- Intracontinental rifting.- Intraoceanic subduction zone.- Intraplate volcanism.- Island arc volcanism, volcanic arcs.- Lagoon.- Laminated sediments.- Large igneous provinces (LIP).- Lava types (pillow lava, sheet flows, lobate, etc).- Layering of oceanic crust.- Lithosphere.- Lithospheric mantle.- Lithostratigraphy.- Magmatism at convergent plate boundaries.- Magnetostratigraphy.- Magnetism and paleomagnetism.- Manganese crusts, Co-rich manganese crusts.- Manganese nodules.- Mangrove coast.- Mantle plume.- Marginal seas.- Marine evaporites.- Marine microfossils .- Marine mineral resources.- Marine sedimentary basins.- Mass wasting (slides).- Methane in sediments.- Mid-ocean ridges .- Mid-ocean ridge magmatism.- Milankovitch frequencies/-cyclicities.- Modelling past oceans.- Modern analog technique.- Mohorovicic-discontinuity (Moho).- Morain.- Morphology of a subuction zone (forearc, backarc, deep sea trench).- Mud volcano.- Nannoplankton/ coccolithophorids.- Nitrogene (stable) isotopes.- North Atlantic Oscillation (NAO).- Oceanic crust.- Ocean drilling.- Ocean margin systems.- Oceanic rift system, Mid-Oceanic Ridge.- Oil spill.- Ophiolite.- Organic matter.- Orogeny.- Overlapping spreading center .- Oxygen isotopes and –stratigraphy.- Paired metamorphic belt.- Paleoceanographic proxies.- Paleoceanography.- Paleophysiography of ocean basins.- Paleoproductivity.- Passive plate margin.- Peridotite.- Petroleum, natural gas.- phosphorites .- Placer deposits.- Plate motion.- Plate stratigraphy.- Pollen/spores.- Precambrian ocean basins.- Propagating rift.- Pteropods.- Pull-apart basin.- Push-up block.- Radiocarbon dating.- Radiogenic tracers.- Radiolarians.- Reef coast.- Reefs.- Regional marine geology.- Regional oceanography and sediments.- Reflection/refraction seismology.- Regression.- Relative sea level (RSL) cycle.- Ridge-plume interaction.- Salt domes in the ocean.- Sapropel.- Sclerochronology.- Sea floor spreading .- Sea level dynamics.- Sea walls / revetments.- Seamounts.- Sediment dynamic.- Sediment transport models.- Sedimentary Sequence / parasequence.- Seismic layers.- Seismogenic zone.- Sequence stratigraphy.- Serpentinization.- Shelf.- Silica.- Source rocks, reservoirs.- Spreading axis.- Spreading rates and ridge morphology.- Stratigraphy (table).- Subduction.- Subduction erosion.- Submarine canyon.- Subsidence.- Systems tracts (highstand, lowstand, transgressive, shelf margin).- Technology in marine geosciences.- Terrane.- Tidal coast.- Transform fault .- Transgression.- Triple junction.- Tsunamis.- Turbidite / contourite.- Underwater archaeology.- Upwelling in the ocean and its geological effects.- Volcanic eruptions as hazards.- Volcanism and climate.- Volcanogenic massive sulfides .- Wadati- Benioff-zone.- Wadden Sea.- Waves.- Wilson cycle.