Part 2. VOYAGES AND INVESTIGATIONS. 



CONTENTS. 



Page. 



Vessels, description of 13 



Albatross 13 



Blue Light 13 



Canvas Back 13 



Fish Hawk 13 



Grampus 13 



Speedwell 14 



Scientific apparatus and instruments 14 



Investigations and results 14 



Albatross 14 



Resume of work 16 



Bache 16 



Fish Hawk 16 



Resume" of work 18 



Grampus 18 



Re"sum6 of work 18 



Lookout. . . 19 



Speedwell 19 



Dredging and hydrographic records 19 



General 19 



Albatross 19 



Fish Hawk 21 



Limnology 21 



Plankton." 22 



Potomology 22 



12 



