PHENOMENA OF TIDES. 
29 
some time from one quarter, or the heavy swells of 
the sea, which flow from different directions, and 
prevail equally during the time of high and low 
water. But the most remarkable circumstance is, 
the uniformity of the time of high and low water. 
During the year, whatever be the age or situation 
of the moon, the water is lowest at six in the 
morning, and the same hour in the evening, and 
highest at noon and midnight. This is so well 
established, that the time of night is marked by 
the ebbing and flowing of the tide ; and, in all the 
islands, the term for high water and for midnight 
is the same. 
