Sea Floor Tectonics Earth Science Chapter 13 p 164 174 Earth Science Ch 13 p 364 374 Atlantic oceanic ridge Passive Continental Margin Continental shelf Continental slope Continental rise Passive continental Margin location Passive continental Margin cross section Deep sea sediment fans Turbidity current Discovery of Turbidity Currents Sea floor landforms California Active Continental Margins Narrow continental shelf Deep sea trench catches terrigenous sediment Accretionary Wedge Active continental Margin location Active continental Margin cross section Deep Ocean Trenches Active continental margins Other convergent plate locations Most are in the Pacific Ocean Atlantic Ocean Floor Pacific and Indian Ocean Floor Kaiko ROV 10 990 m 1995 Challenger Deep shrimp http www mext go jp english news 1998 07 980705 htm Convergent Lithospheric Plates Oceanic plate is subducted Deep ocean trench is formed Volcanism above subducted plate Atoll formation Atoll Oceanic Plateaus Figure 10 19 Oceanic Plateaus Alvin Manned 4000 m maximum depth Oceanic Ridge Atlantic Oceanic Ridge Indian Oceanic Ridge Pacific Oceanic plate divergence http www soc soton ac uk CHD classroom sea carlsberg science constructive margins html Rift valleys on oceanic ridges Formation of Black Smoker http www paedquest de Riff Tiefsee Mangroven neu tiefsee content geobsm01 html Black Smoker with tube worms http www pbs org wgbh nova abyss life extremes2 html Pacific Lithosphere Action http www soc soton ac uk CHD classroom sea carlsberg science oceanic constr html Offshore oil platform Methane Hydrate sample Methane Hydrate burning Salt production Manganese Nodules Ocean Water Earth Science Chapter 14 Diver on reef Composition pie charts Seawater recipe Water variation runoff Iceberg calving evaporation Sea ice Changes with latitude thermocline Pycnocline Density distribution of sea water Desalinization plant Phytoplankton zooplankton Nekton sharks Nekton squid Nekton grunts Nekton moray eel Benthon sea star Benthos tube sponge Benthon sea urchin Benthon crab Life zones Marine life zones Tube worms at deep sea vent Black smoker Productivity of polar seas Tropical stratification of sea water Productivity of mid latitude seas Seasonal variation with latitude comparison Food web example Food web flow chart Dynamic Ocean Earth Science Chapter 15 Pages 404 426 Big Sur Surface currents Feb Mar No Coriolis Effect Coriolis Effect flotsam Flotsam path Franklin chart of Gulf Stream 1769 Satellite sea surface temperature of Gulf Stream Satellite Franklin s chart Coastal Upwelling shown by chlorophyll content of water Sea ice Conveyor belt of circulation Coastal zones Wave terms water path Orbital movement of toy boat Breakers form
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