The following is an account of plankton measurements obtained during a cruise2 of the research vessel "Atlantis" to the Mid-Atlantic Ridge between July and September 1947. It is primarily a study of plankton in the great central Atlantic eddy known as the Sargasso Sea. For comparative purposes, a small amount of material was obtained from New England coastal waters, the so-called slope water ar…
With the recent progress of oceanography and the accumulation of data regarding the biological and chemical conditions of ocean water many oceanographers have become interested in correlations which relate to organic production and chemical cycles in the sea (Redfield, 1934; Seiwell, 1935; Harvey, et al, 1935; Fleming, 1940; Riley, 1941b). Since such studies require an accurate knowledge of con…