CONTENTS 



Page 



Introduction 273 



Brief review of hydrographical investigations in the Greenland Sea off N. E. 



Greenland 275 



Brief account of the route followed and of the position of the hydrographical 



stations 276 



Soundings. 1. Greenland Sea 282 



a. Apparatus and methods 282 



b. Observations 283 



с Remarks 286 



2. Fjords and sounds 287 



a. Method of the observations 287 



b. Observations 288 



с Remarks 298 



Temperature and salinity observations. 1. Apparatus 294 



2. Installation of the instruments and method 297 



3. Investigation of the water-samples 303 



4. Corrections 306 



5. Observations 307 



Discussion of the observations. 1. The series from stations in the Greenland Sea 352 



2. The series from stations in the Greenland Fjords 366 



3. The series from the inland lakes 384 



Simultaneous measurements of the thickness of the ice and salinity of the 



surface water in Danmarks Havn 1906 — 1908 391 



Simultaneous measurements of the thickness of ice, thickness of snow and 



surface salinity in the fjords and lakes 1908 395 



Observations on the thawing of the fjord-ice in Øresund in 1908 399 



Observations on the ice conditions in the Greenland Sea and in the fjords 



and sounds at ca. 76° N. L. in N. E. Greenland 1906—08 402 



Observations on the currents 407 



Tidal observations 417 



Remarks on some harbours in N. E. Greenland 423 



SlustratioDS. 



Fig. 1. The Danmark in the drift-ice; Wegener phot 277 



— 2. Winch for soundings and hydrographical work; C. B. Thostrup phot, 297 



— 3. — - — - — — — — 298 



— 4. Sledge with sounding drum attached; 299 



— Ô. Sledge for a journey to make hydrographical observations; . . . . 302 



— 6. Hydrographical work on the ice from a sledge; 303 



— 7. Instahation of the instruments for titration work; 304 



— 8. Fire opening cut in the ice; 378 



— 9. Stern of the "Danmark" Tidal fissure seen below; 393 



