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U.S. Geological Survey Data Series 74, Version 3.0

Long-Term Oceanographic Observations in Massachusetts Bay, 1989-2006


Table of Contents

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Title Page

Front Matter
     Table of Contents
     List of Figures
     List of Tables
     Links to Analyses and Plots
     Abbreviations

Introduction

Data Collection
     Field Program
         LT-A
         LT-B
     Supporting Observations
         Meteorological Observations
         Streamflow Observations
     Instrumentation
         Sea-Floor Tripod Systems
         Camera
         Acoustic Doppler Current Profiler
         Vector-Measuring Current Meter
         SEACAT
         MicroCAT
         Transmissometer
         Acoustic Doppler Velocimeter
         Sediment Traps
         Oxygen Sensors
     Data Processing
         Low-Pass Filter
         Vector-Measuring Current Meter
         SEACAT and MicroCAT
         Acoustic Doppler Current Profiler
         Data Logging Current Meter
         MIDAS Tripods
         Transmissometer
         Wind Stress
         Time-Series Sediment-Trap Samples
     Biological Fouling
     Mooring Numbers
     Data-File Names

Browsing the Data
     Overview of Data Set
         Graphical Catalog Showing Data Available by Year
         Concatenated Time-Series
         Nominal Measurement Depths
         Determining Instrument and Water Depth
         Data Gaps
     Statistics
     Principal Axes
     Scatter Plots of Currents
     Mean Flow and Variability
     Currents Sorted by Speed and Direction
     Tidal Analysis of Current and Pressure
         Principal Constituents for Each Data Record
         T_TIDE Analysis
     Time-Series Plots

Digital Data
     Digital Data Files
         Time-Series Oceanographic Observations
         Supporting Observations
         Sediment-Trap Observations
     Download files

Acknowledgments

References Cited

Appendixes
     1—MATLAB M-Files
     2—FGDC Metadata

 

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