BRANNER : THE STONE REEFS OF BRAZIL. 



89 



1.08 kilometres in length, not including some submerged fragments at 

 its southern end, is from fifty to one hundred metres off the beach, and 

 stands nearly two metres out of water at low tide. It is not connected 

 with the beach at any point, and is almost solid from one end to the 

 other, being broken a little only near its southern end. 



BY 

 C.E. OILMAN. 



ATLANTIC OCEAN. 



MILCS. 

 KILOS. 



'A 



OJI^U^ 



/+ % ^^ 



Fig. 56. 



An interesting fact about this reef is that it has a gentle curve par- 

 allel with the beach behind it, — a peculiarity I do not remember to 

 have observed in any other of these sandstone reefs. 



Following the beach southward from the mouth of the Sapucahy, it 

 curves gradually seaward and then back landward again, forming a sandy 

 point, part of which is shown on the accompanying map. At a distance 

 of 1.4 kilometres from the mouth of the Sapucahy, this sandy point laps 

 ov^r one of the coral reefs that here run parallel with the coast. And 

 just at this point on the beach begins another reef of sandstone. 



This particular reef is eight hundred metres long, not including some 



