COASTAL LAKES OF ALAGOAS 



In this way were formed the coastal lakes of the state of Alagdas, which 

 are brackish water lakes lying between watersheds from 200 to 500 feet 

 high and separated from the ocean by low sand spits. 



THE 

 COASTAL LAKES OF 

 THE STATE OF 



ALAGOAS, BRAZIL 



After the 

 Hydro graphic Charts 



Scfcle: 



-» . : .; ;.-'. .' : ' : • :! •; •' '.' .' ; '. :'•', ■ '. •* ■ I '. •'•••.'•'. ' •' '• -.' ; V 



-''ML** 



■ ZA 1X3-4 DO rOTSMr) 



Figure 2.— Coastal Lakes of the State of Alag6as, Brazil. 

 CLIMATE OF THE INTERIOR 



It is necessary at this point to direct attention to certain climatic and 

 drainage peculiarities of this northeastern corner of Brazil which affect 

 the problem of the stone reefs. 



If the reefs of northeast Brazil are but little known outside of that 

 country, the climate of the interior along this coast is even less known. 

 Everyone has heard of the great amount of rainfall about the mouth of 

 the Amazon, and every writer on Brazil has something to say of the 

 abundant rains of Rio de Janeiro. At one station of the edge of the 

 plateau, south of Rio, the annual rainfall amounts to 11.7 feet. As the 

 region of the stone reefs lies between Rio and the mouth of the Amazon 



