*w* 



OORA ROG,CK 



BERGENS MUSEUM 



HYDROGRAPHICAL UNO BIOLOGICAL INVESTIGATIONS 



IN 



NORWEGIAN FIORDS 



By 



0. NORDGAARD 



THE PROTEST PLANKTON AND THE DIATOMS IN BOTTOM SAMPLES 



BY 



E. J0RGENSEN 



WITH 21 PLATES AND 10 FIGURES IN THE TEXT 



BERGEN 



JOHN GRIEG 

 1905 



a- 



