Lecture 2 – Ocean Zones and Basins. Atlantic Ocean Pacific Ocean Indian Ocean Arctic Ocean Oceans of the World

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    16-Dec-2015

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  • Slide 1
  • Lecture 2 Ocean Zones and Basins
  • Slide 2
  • Atlantic Ocean Pacific Ocean Indian Ocean Arctic Ocean Oceans of the World
  • Slide 3
  • Northern and Southern Hemispheres Southern - 81% Ocean Northern - 61% Ocean Earth 71% ocean
  • Slide 4
  • The Worlds Water
  • Slide 5
  • Volumes of the Ocean Basins Volume (km 2 x 10 6 )
  • Slide 6
  • Single Ocean Concept - Antarctic circulation
  • Slide 7
  • Single Ocean Concept - Antarctic circulation
  • Slide 8
  • Seas of the World 1 - Mediterranean
  • Slide 9
  • Seas of the World 2 - North Sea
  • Slide 10
  • Seas of the World 3 - Caribbean
  • Slide 11
  • Seas of the World 4 - China
  • Slide 12
  • Seas of the World 5 - Sea of Okhotsk
  • Slide 13
  • Seas of the World 6 - Bering Sea
  • Slide 14
  • Other named seas Arabian Coral Tasman Greenland Norwegian Barents Kara Laptev East Siberian Chukchi Japan Yellow East China Laborador Beaufort Red Arafura Andaman Java CelebesBanda TimorSulu Black Caspian Celtic White Aegean Adriatic Sea of Cortez Phillipine Aral
  • Slide 15
  • Topographical Features of Ocean Basins
  • Slide 16
  • Epipelagic Mesopelagic Bathypelagic Abyssalpelagic NeriticOceanic Photic(200 m) Disphotic(1000 m) Aphotic (1000 m) Pelagic Benthic Littoral (intertidal) Sublittoral Bathyl Abyssal Hadal
  • Slide 17
  • Topographical Features of Ocean Basins continental shelf shelf break continental slope abyssal plain
  • Slide 18
  • Topographical Features of Ocean Basins continental shelf shelf break continental slope abyssal plain
  • Slide 19
  • Hadal Zone Mariana Trench
  • Slide 20
  • Hadal Zone Mariana Trench
  • Slide 21
  • Hadal Zone Mariana Trench Xenophyophore (protist)
  • Slide 22
  • Abyssal Plain
  • Slide 23
  • Slide 24
  • Other features of the abyssal plain Ridge Rift Seamount Guyot Abyssal hills Tectonic/volcanic Sedimentary Seamount - mountain in the sea, > 100 m high and not based on a continental shelf. Guyot isolated seamount with a flat top over 200 m below the surface
  • Slide 25
  • Submarine rift on land
  • Slide 26
  • Depositional Material in the Oceans 1. Terrigenous - Components ClayQuartz
  • Slide 27
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition Sediment Transport
  • Slide 28
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition Wind Erosion
  • Slide 29
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition Volcanic Activity
  • Slide 30
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition
  • Slide 31
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition
  • Slide 32
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition Fans can be extensive
  • Slide 33
  • Depositional Material in the Oceans 1. Terrigenous - Methods of Deposition
  • Slide 34
  • Depositional Material in the Oceans 2. Biogenous CaCO 3 from Corals and Molluscs Silica (Si) from Diatoms
  • Slide 35
  • Depositional Material in the Oceans 3. Hydrogenous - Precipitated directly from seawater 4. Cosmogenous
  • Slide 36
  • Continental Slope
  • Slide 37
  • Continental Shelf
  • Slide 38
  • Slide 39
  • Intertidal/Littoral Zone
  • Slide 40
  • Next time Physical and Chemical Properties of Seawater