INFORMATION FOR BODC SERIES REF. NO.    34334                  
                         Sea Floor Pressure Gauge Inventory Number :   6971     
 Start Time : 23 Jul 1981 1322 GMT                  Latitude  :  56deg 34.0min N
 End Time   : 25 Sep 1981 1237 GMT                  Longitude : 005deg 17.7min W
 Nominal Cycle Interval   :  900.0 secs         Sensor Depth    :     12.00m    
                                                Sea Floor Depth :     12.00m    
 Positional Uncertainty   : 0.1 to 0.5 n.miles                                  
 Depth Datum              : Instantaneous                                       
 Data Category            : Offshore sea floor pressure series                  
 Instrument Type          : Tide gauge (unspecified)                            
 Instrument Mounting      : Sea floor - fixed                                   
 Originator Laboratory    : Proudman Oceanographic Laboratory, Bidston, UK      
 Originator's Identifier  : 8111/981/204                                        
 Additional information stored with the data:                                   
    Station Upper Loch, Loch Creran                                             
    Clock gained 11 seconds over  72 days, 0.25 hours; the cycle  interval  and 
    time values have been corrected.                                            
    Instrument characteristics and calibration factors                          
           Teleost Pressure Recorder, sensor DIG, serial number 284             
           Original sampling interval          15 minutes                       
           Integration period                        900s                       
           Temperature coefficient taken as zero                                
           Pressure sensitivity at 11.34degC  0.0631Hz/mb                       
           To convert pressure to elevation the following                       
           values should be used:                                               
           Density                           no CTD casts                       
           Gravitational acceleration constant       m/s2                       
 The following additional documents apply to this series:                       
  27731; I.O.S. Calibration and Data Processing of Off-Shore Tide Gauge Data    
  27840; Teleost Pressure Recorder