WAVE OF HIGH WATER. 



329 



Cape Virgin 

 Port Gallegos . 

 Santo Cruz River 

 Port San Julian 

 Port Desire 

 Port Melo . . 

 Port St. Elena 

 Nuevo Gulf . 



Port St. Joseph 



Port San Antonio 



Rio Negro . . 



San Bias . . 



Union Bay . . 



Colorado River 



Port Belgrano 



Buenos Ayres, La Plata River 3 53 



South Africa/ in shape, approximates to an isosceles 

 triangle, with its base on equatorial Africa, and on that 

 base is necessarily influenced by the superior mass of North 

 Africa and of the adjacent continent of Asia. The re- 

 sult is, that on the western coast the law of the northern 

 hemisphere extends to some distance south of the equator, 

 whilst on the east coast the tidal hour is nearly simultane- 

 ous. There is, nevertheless, a progression of hours on the 

 south coast, as under : — 



h. 



m. 



I 



3 



I 



29 



2 



3 



3 



15 



4 



33 



8 



3 



8 



22 



II 



18 



2 



17 



2 



59 



3 



10 



6 



9 



7 



19 



8 



Q 



10 



8 



St. Helena Bay 



Table Bay ..*.... 



Cape Aguillas i 



Mossel Bay i 



Algoa Bay ....... 2 



Port Natal 2 



Shefeen Isles, Delagoa Bay . 2 



h. m 

 I 



I 



18 



28 



30 

 46 



17 

 26 



30 



