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Seamount Exploration: MG&G Science Questions

Seamount Exploration: MG&G Science Questions. How are seamount chains formed? Hawaii type chains Puka puka type chains What is the internal structure of a seamount? What is the spatial and temporal distribution of seamounts? What is the frequency-size distribution of seamounts?.

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Seamount Exploration: MG&G Science Questions

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  1. Seamount Exploration:MG&G Science Questions • How are seamount chains formed? • Hawaii type chains • Puka puka type chains • What is the internal structure of a seamount? • What is the spatial and temporal distribution of seamounts? • What is the frequency-size distribution of seamounts?

  2. Seamount Exploration:Exploration Strategies • Existing data US Navy proprietary, Medea and Red Dots Other countries proprietary • Ships of opportunity and Google Earth (GE) GE to encourage data sharing GE as a real-time survey tool • Satellite altimetry Cryosat II (launch Nov. 2009) Other non-repeat orbit altimeters

  3. Hawaii-type Chains Wessel & Kroenke, 1997 Nature Wessel & Kroenke, 2008 JGR

  4. Puka puka type chains Sandwell and Fialko, 2006

  5. Puka puka type chains

  6. Internal structure of a seamount

  7. Louisville Ridge, SW Pacific Te=8 km Contreras-Reyes, Grevemeyer, Watts, Planert, Flueh, Peirce (Submitted)

  8. Geographic Distribution of Seamounts Wessel and Lyons, 1997

  9. spatial and temporal distribution of seamounts - OceanicTe Watts, Sandwell, Smith, and Wessel, JGR, 2006

  10. Size Distribution of Seamounts Wessel JGR, 2001

  11. Seamount Summit Depths

  12. Seamount Exploration:Exploration Strategies • Existing data US Navy proprietary, Medea and Red Dots Other countries proprietary • Ships of opportunity and Google Earth (GE) GE to encourage data sharing GE as a real-time survey tool • Satellite altimetry Cryosat II (launch Nov. 2009) Other non-repeat orbit altimeters

  13. MEDEA: Scientific Utility of Naval Environmental Data, (Mitre, Co., June, 1995)

  14. Google Earth bathymetry and tracks

  15. CryoSat ESA’s Ice Mission Mark Drinkwater Mission Experts Division www.esa.int/livingplanet/cryosat

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