Oceanographic observations in the Greenland Sea were conducted in summer 1993 as an international cooperative programs. Fifteen scientists, from three countries (Norway, Germany and Japan) participated in the R/V LANCE cruise from August 16 to 30,1993. Mooring work, CTD measurements, XBT measurements, water sampling, sea ice ground truth and animal observations were carried out en route, both in the pack-ice and open sea regions. Temperaure profiles were obtained by XBT at 84 stations, of which those recorded along 79°N are presented.