smaller expeditions to various regions of the World Ocean during 1978-1991 were used to
compile this first approximate model of statistical relationships, chiefly between the
concentration of chlorophyll a and the solar irradiance just below the sea surface on the one
hand, and the vertical distribution of chlorophyll a, phytoplankton absorption spectra,
downward irradiance attenuation spectra, the quantum yield of photosynthesis, as well as …