Macroalgal Flora Findings in Peter the Great Bay, of the Sea of Japan

This article is one of a series of publications concerning new and little-known macroalgae of Peter the Great Bay, Sea of Japan. Our study was carried out from February, 2021 to July, 2022. A total of eight species are described, of which six are new species for this aquatic region. Three species are also newly reported for the flora of the Far Eastern seas of Russia; two species were previously noted in the bay, but not described. We provided detailed descriptions and illustrations for all of these species.