2018-08-102018-08-101978Биология моряhttps://repository.marine-research.ru/handle/299011/2285Results of quantitative processing of 530 bathymetric samples are analyzed. The sampling was performed in summer, autumn and winter seasons at 70 stations arranged over the whole water area of the Red Sea and adjacent part of the Gulf of Aden. Average of the phytoplankton amount and biomass are presented for the mentioned seasons in the northern, central and southern parts of the sea with subdivision into the main taxonomic groups at different depths from 0 to 500-1000 m. Peculiarities of phytoplankton distribution are considered in interrelated with the hydrological structure of water masses.ru