392 



"ALBATROSS" TROPICAL PACIFIC EXPEDITION. 



Nature 



of 

 Bottom. 



Remark B. 



Namonuito to Guam. 



Red clay. 



Red clay and small 

 particles of manga- 

 nese nodules. 



Manganese nodules. 

 Pumice. Red clay. 



Manganese. Pumice. 

 Volcanic particles, 

 disks of diatoms(?). 



Fine volcanic sand. 



50 miles northwest from Magur islet. 



100 miles further towards Guam. Sts. 

 245-249 H. O. Chart No. 529, corr. 

 June, 1896. 



100 miles furtlier, same course, towards 

 Guam. 



Our deepest sounding. 100 miles fur- 

 ther, same course, towards Guam. 

 Thermometer could not have regis- 

 tered correctly. 



About 25 miles further, same course, 

 distant 45 rn. from north end of Guam. 



