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Published byLesley Archibald Stafford Modified over 9 years ago
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Ups & Downs for Oceanography
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I.Summary This series is directed at Establishing importance of oceanographic data in everyday life Exploring instrumentation/platforms available, focusing on gliders Discussing examples of data collected Practicing applying such data
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II. Objectives After this series, you will be Able to provide a suite of examples of oceanographic data that impact ‘day-to- day’ life Able to discuss the various tools available to collect such data Able to navigate various web sites to obtain and use such data
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III. Materials Computer lab with internet access Handouts: 1.URL maps 2. “Ideas” sheet
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IV. Procedure A.Lecture on the topic B.Consult ‘URL’ map to navigate various relevant sites C.Consult ‘ideas’ sheet or come up with own ideas to complete project
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Projects (choose 1) “Wow! Fishing at xxx is going to be great today” “Why is the beach water cold today?” “We just lost $xxxx because the captain did not check at prevailing currents”
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The Plan
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I. Predicting the Ocean
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A. Important B. Data needed Beach erosion Shipping
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Fishing
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Biological phenomena
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II.Quest for data
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A. Dynamic environment
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B. Real time or near-real time data Why? Collection Storage Analysis
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2. Data collection Use assets –Land based –At sea –Satellites
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3. Storage Retrieval facilitated
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4. Data analysis
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Data scrutiny – accuracy
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Data scrutiny – consistency
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Data scrutiny – artifacts
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III.Parameters A. CTD B. Backscatter C. DO D. Wave data E. Current vector F. Other
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IV.Collection methods A. Mission requirements B. Endurance
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V.Some of the assets A.Satellites B.Cabled seafloor observatory C.Land based radar D.Vehicles 1.Ships 2.Submersibles
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A. Satellites
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Chlorophyll
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Sea surface temperature anomalies – latitude/temperature anomalies
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True color imagery
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B. Cabled seafloor observatory
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http://marine.rutgers.edu/nurp/leo- 15/Node_B_Wave_Plots.htmhttp://marine.rutgers.edu/nurp/leo- 15/Node_B_Wave_Plots.htm
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C. Land based radar
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http://marine.rutgers.edu/cool/codar/real- time/archiveviewer_lr.phphttp://marine.rutgers.edu/cool/codar/real- time/archiveviewer_lr.php
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D. Vehicles
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1. Ships
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2. Submersibles
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a.Manned b.Un-manned i.ROV ii.AUV
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Non-autonomous assets have shortcomings comparable to ships
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ii. An AUV – Glider ‘Unpowered’ vehicle High endurance Adequate payload capacity Programmable Communicates
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VII. What is a glider? Magic!?
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Forward motion without power! Takes instructions and reports back
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VI.Survey of coastal ocean to 200 m
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VIII. Types of data Real time Discrete/’cleaned’ Archived
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Uses Real time –Tracking a current event –Can be unwieldy Discrete –Loss of time/event line –Economical
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Archived –Analyzing changes in parameters –Usually distilled
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IX. Examples of data available http://www.osdpd.noaa.gov/PSB/EPS/SST/d ata/FS_km14nat00.gif
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SST: http://marine.rutgers.edu/cool/show/?file=../r egions/bigbight/sst/noaa/2006/img/060712.193.0938.n12.jpg
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Chlorophyll http://marine.rutgers.edu/cool/show/?file=.. /regions/bigbight/chlor/fy1d/2006/img/0607 12.193.1217.fyd.jpghttp://marine.rutgers.edu/cool/show/?file=.. /regions/bigbight/chlor/fy1d/2006/img/0607 12.193.1217.fyd.jpg
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Salinity Ocean salinity http://www.windows.ucar.edu/tour/link=/ea rth/Water/images/salinity_big_gif_image.ht ml http://www.windows.ucar.edu/tour/link=/ea rth/Water/images/salinity_big_gif_image.ht ml
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Questions that combine data sets How do winds influence chlorophyll – plankton? Compare salinity data and temperature data
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End
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Mid-Atlantic Bight
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http://www.windows.ucar.edu/ Ocean salinity http://www.windows.ucar.edu/tour/link=/ea rth/Water/images/salinity_big_gif_image.ht ml http://www.windows.ucar.edu/tour/link=/ea rth/Water/images/salinity_big_gif_image.ht ml
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Sea surface salinity http://www7320.nrlssc.navy.mil/global_nco m/mab.htmlhttp://www7320.nrlssc.navy.mil/global_nco m/mab.html
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Bight A bend or curve, especially in a shoreline. A wide bay formed by such a bend or curve.
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Mid-Atlantic Bight Cape Cod Cape Hatteras
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Sea surface temperature anomalies – latitude/temperature anomalies
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Gulf of Maine http://www.gomoos.org/buoy/satellite.html
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BI106 material http://www.ndbc.noaa.gov/educate/educat e.shtmlhttp://www.ndbc.noaa.gov/educate/educat e.shtml
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