Tides in the Mediterranean and Adjacent Seas 



423 



5 days. All over the north and the west, phase lags of 2 days are common. 

 Also in the ratio of K x to O t , there are frequent irregularities. 



13. The Tides of the Eastern China Sea 



The Eastern China Sea consists of three parts: the Eastern China Sea 

 (Tung Hai), with which the Yellow Sea (Hwang Hai) is connected, which, 

 in its turn, communicates through the Strait of Chili, with the Po Hai (Gulf 

 of Chili) and the Gulf of Liaotung. The East China Sea is bordered in the 



Fig. 180. Co-tidal lines of the Af 2 tide and range of the semi-diurnal tide in the Eastern 

 China Sea. (Phases referred to the 135°E. L. meridian and co-range 2(A/ 2 + 5 2 ) in m.) 



east, by the Ryu-Kyu-Retto (Nansei Islands), in the north it is connected by 

 the Strait of Tsushima with the Sea of Japan and in the south by the Formosa 

 Strait with the South China Sea. From the Ryu-Kyu Islands, the ocean bot- 

 tom rises rapidly from 6560 ft (2000 m) to 656 ft (200 m) and the depths of 

 the entire north-western sections of the boundary sea are less than 328 ft 

 (100 m). 



The number of tidal stations is very large on the coasts of Japan, Korea 

 and the Peninsula of Liaotung, but small at the Chinese coast. A compilation 



