Paper 5 



ANOMALIES OF MOMThLY viEAN SEA LEVEL ALONG THE 

 WEST COASTS OF NORTH AND SOUTH AMERICA 



Dale E. Brets chnei der and Douglas R. r^cLain' 



INTRODUCTION 



Measurements of mean sea level provide a source of long-term 

 information concerniny ocean processes. The data series of 

 hourly tidal height measurements are unique among marine data 

 series/^ in that they have been obtained i nexpensi ve ly x over 

 relatively Long periods^ at many fixed Locations worldwide. 



Many 

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DATA 



Most of the manthly mean sea level data in our data base were 

 obtained from the University of Hawaii." These data were updated 



'Pacific Environmental Group/^ National Marine Fisheries Service^ 

 NOAAx Montereyr CA 93940. 



Ue thank K. Wyrtki and B. Kilonsky/ Department of Oceanography^ 

 University of Hawaii/^ who assembled these data and provided us 

 with a t ape copy . 



51 



