THE SOURCE OF THE NILE. 361 



had occafioned this unufual violence of the tide, by forcing 

 a large column of water through fo narrow a fpace. 



On the 17th, after we had examined our veffel, and found 

 fhehad received no damage, andprovidedwater (bad as it was) 

 for the remainder of our voyage, we failed from Dobelew, 

 but, the wind being contrary, we were obliged to come to 

 an anchor, at three quarters paft four o'clock, in ten fathom 

 water, about three leagues from that port, which was to the 

 fouth-weil of us; the bearings and diftances are as follow:— 



On the 18th, we failed, (landing off and on, wi-th a con- 

 trary wind at north-weft, and a ftrong current in the fame 

 direction. At half paft four in the morning we were forced 

 to come to an anchor. There is here a very mallow and 

 narrow paflage, which I founded myfelf in the boat, barely 

 one and a half fathom, or nine feet of water, and we were 

 obliged to wait the filling of the tide. This is called the 

 Bogaz, which fignifies, as I have before obferved, the narrow 

 and fhallow pailage. It is between the iiland Dahalac and 

 the fouth point of the iiland of Noora, about forty fathom 

 broad, and, on each fide, full of dangerous rocks. The 

 iflands then bore, 



Vol, I. Z z Derghiman 



