[...] There is a great deal more to be done in the Canadian arctic. Large portions of the area between Alaska and Greenland are still blank on the biological map. Scientific activity in this region, with the exception of the Canadian Arctic expedition and the Fifth Thule expedition, has been very restricted and in part somewhat casual. The zoological collections of the Canadian Arctic expedition added much to the knowledge of the north, but they were not very rich in marine material. [...] For these reasons I was very glad of the opportunity, in 1939, to go as marine biologist on the Canadian Eastern Arctic Patrol, in the Hudson's Bay Company ship "Nascopie". [...]. The work is a study in the Plankton of the coastal water, the fjords and in...