96 



SOUTH AMERICA— THE ANDES REGIONS. 



Orinoco Delta and Neighbouring Coast Streams. 

 The Orinoco delta is not disposed in a line with the axis of the fluvial valley. 

 The chief branch, terminating in the broad estuary of the Boca de Navios, main- 

 tains the direction of the mainstream, but the Manamo, or western branch, 



Fig. 33.— Orinoco Delta. 



Scale 1 : 2,600,000. 



Oto 12 

 Fathoms. 



Depths 



12 to 50 

 Fathoms. 



50 Fathoms 

 and upwards. 



6*2 Miles. 



ramifies at a right angle northwards to the Gulf of Paria. The triangular space 

 enclosed by these two branches is approximately estimated by Level de Godas at 

 7,000 square miles, though subject to constant modifications by the floods, subsi- 

 dences, alluvial deposits, and erosions. At the point where the two main branches 



