312 



ISLAND LIFE 



be quite sure, therefore, that the Sandwich Islands have, 

 during their whole existence, been as completely severed 

 from the great continents as they are now; but on the 



160 E. 170 180 I70 160 150 



130 I20 



MAP OF THE NORTH PACIFIC WITH ITS SUEMEP.GED BANKS. 



The light tint shows where the sea is less than 1,000 fathoms deep. 

 The dark tint ,, ,, ,, more than 1,000 fathoms deep. 



The figures show the depths in fathoms. 



Avest and south there is a possibility of more extensive 

 islands having existed, serving as stepping-stones to the 

 island groups of the Mid -Pacific. This is indicated by a 

 few widely-scattered coral islets, around which extend 



