72 



BULLETIN OF THE NATURAL HISTORY SOCIETY. 



range of tide at Springliill, 3 the range of tide at St. John, 



4 the percentage of the St. John tide that reaches Springhill, 



5 the difference between the time of high water at Springhill 

 and high water at St. John, 6 the difference of the time of low 

 water at Springhill and low water at St. John. The times of 

 high water at St. John were obtained from the records of the 

 Kelvin Recording Tide Guage, for access to which I have to thank 



Table I. 

 Tunc and Amuitnt of Tide at SpriiKjliUl. 



Date. 



Range at 

 Springhill. 



Range at 

 St. John. 



I Difference of Difference of 



Percentage times of H.W. times of L W. 



at Springhill at Sprinshill at Springhill 



and St. John, and St. John. 



Table II. 

 Thtic and Annxint of Tide at Sj)ri mjliilt. 



