TIDAL OBSERVATIONS 



595 



Rbcapitui^ation 

 The various results which have been obtained are collected together in the following 



tables : 



TiM^ Rbi,ations 



Establishment of the port 



Mean of all high-water lunitidal intervals . . . 

 Mean of all low-water lunitidal intervals . . . 

 Mean, of trof^ic higher high-water intervals . . . 

 Mean of tropic lower high-water intervals . . . 

 Mean of tropic higher low-water intervals . . . 

 Mean of tropic lower low-water intervals . . . 

 Mean tropic high-water interval of diurnal wave. . 



Prime high-water interval 



lyag high-water interval 



Prime low-water interval 



lyag low- water interval * . . . 



Cotidal hour 



HEIGHT Relations 



Mean of all high waters on tide staff . . . 

 Mean of all low waters on tide staff . . . 

 Mean of all higher high waters on tide staff 

 Mean of all lower low waters on tide staff 

 Mean of tropic higher high water on, tide staff 

 Mean of tropic lower high water on tide staff 

 Mean of tropic higher low water on tide staff 

 Mean of tropic lower low water on tide staff 

 Mean of all spring high waters on tide staff 

 Mean of all spring low waters on tide staff 

 Mean of all neap high waters on tide staff 

 Mean of all neap low waters on tide staff 

 Mean perigean high water on tide staff 

 Mean perigean low water on tide staff 

 Mean apogean high water on tide staff 

 Mean apogean low water on tide staff 

 Mean sea level on tide staff .... 

 Mean half-tide level on tide staff . . 

 Highest tide observed on tide staff 

 Lowest tide observed on tide staff . . 



Ranges, Inequalities, etc. 



Mean range or rise and fall of all tides 



Mean range or rise and fall of spring tides .... 

 Mean range or rise and fall of neap tides .... 



Mean range of the great tropic tides 



Mean range of the small tropic tides . . . . - - 



