Research Study of the Glacio-climatology of the North Water Polynya in Northern Baffin Bay. Principle Investigator, Dr. Fritz Muller, McGill University. Report on North Water Project Field Activities 1 April 1974 to 29 September 1974. A Progress Report in Fulfillment of Contract No. 0SX4-0098, Marine Sciences Directorate, Dept. of Environment, Canada