358 



THE DEPTHS OF THE SEA. 



[chap. VIII. 



may reach 30° C, at the greatest depths both in the 

 Atlantic and in the Pacific the temperature is not 

 higher than from 2° to 4° C, sometimes falling at 

 great depths to 0° C. I quote from Mr. Prestwich's 

 able presidential address to the Geological Society 

 for the year 1871, a table of the most important of 

 these earlier observations in the Atlantic and the 

 Pacific •} — 



Temperatures of the Atlantic. 



Temperatures of the Pacific. 



1 Address delivered at the Anniversary Meeting of the Geological 

 Society of London on the 17th of February, 1871, by Joseph Prest- 

 wich, F.E.S. Pp. 36, 37. 



