Thalassiosira tealata Takano, 1980 (Bacillariophyta), a Species New to the Seas of Russia

The diatom Thalassiosira tealata Takano 1980 has been identified using a scanning electron microscope, as a result of the study of phytoplankton in coastal waters of the Peter the Great Gulf, Sea of Japan, and noted for the first time in the seas of Russia. The T. tealata strain and the nucleotide sequence of the 18S rDNA gene used for molecular genetic analysis were obtained. A detailed description of the species is provided, along with microphotographs and data on its distribution.