BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 

 Vol. 5, pp. 117-146 February 2, 1894 



GEOLOGICAL NOTES ON SOME OF THE COASTS AND 

 ISLANDS OF BERING SEA AND VICINITY 



BY GEORGE M. DAWSON 

 ASSISTANT DIRECTOR OF THE GEOLOGICAL SURVEY OF CANADA 



(Read before the Society December ^7, 1893) 

 CONTENTS 



Page 



Introduction 117 



Aleutian Islands 119 



Akutan Island 119 



Unalaska Island 120 



Atka Island 120 



Great Sitkin Island 121 



Buldir Island 121 



Semiclii Islands 121 



Attn Island 122 



Commander Islands 123 



Bering Island 124 



Copper Island 126 



Kamchatka 127 



Pribilof Islands 130 



Nunivak Island 133 



Cape Vancouver • ' 134 



Saint Matthew, Hall and Pinnacle Islands 135 



Saint Lawrence Island 138 



Plover Bay 140 



General Remarks • 143 



Introduction. 



The notes here presented are those made during an extended cruise in 

 the Bering sea region during the summer of 1891. The writer was at the 

 time more particularly engaged in the investigation of matters connected 

 with the fur-seal, as one of the British connnissioners appointed for that 

 purpose, but his somewhat proh:>nged familiarity with the geological feat- 

 ures of British Columl)ia and adjacent parts of northwestern Canada 

 caused him to feel a special interest in the corresponding features of the 



XVI— Bull. Geol. Soc. Am., Vol. 5, 1893. (117) 



