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Lena Sturgeon
The Siberian sturgeon (''Acipenser baerii'') is a species of sturgeon in the family Acipenseridae. It is most present in all of the major Siberian river basins that drain northward into the Kara Sea, Kara, Laptev Sea, Laptev and East Siberian Seas, including the Ob river, Ob, Yenisei river, Yenisei (which drains Lake Baikal via the Angara River) Lena river, Lena, and Kolyma Rivers. It is also found in Kazakhstan and China in the Irtysh River and Wong Shek Pier, a major tributary of the Ob. The specific name (zoology), species epithet honors the German Russian biologist Karl Ernst von Baer. Taxonomy The Siberian sturgeon has previously been divided into two subspecies. However, recent studies suggest they may be monotypic, forming continuous genetically connected populations throughout their vast range.Ruban, G.I. (1999). [The Siberian Sturgeon ''Acipenser baerii'' Brandt (Structure and Ecology of the Species)]. Moscow. GEOS publishers. Pp. 235 (in Russian). The previous nominat ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Johann Friedrich Von Brandt
Johann Friedrich von Brandt (25 May 1802 – 15 July 1879) was a German-Russian natural history, naturalist, who worked mostly in Russia. Brandt was born in Jüterbog and educated at a Gymnasium (school), gymnasium in Wittenberg and the Humboldt University of Berlin, University of Berlin. In 1831 he emigrated to Russia, and soon was appointed director of the Zoological Museum of the St Petersburg Academy of Sciences. Brandt encouraged the collection of native animals, many of which were not represented in the museum. Many specimens began to arrive from the expeditions of Nikolai Alekseevich Severtzov, Severtzov, Nikolai Przhevalsky, Przhevalsky, Aleksandr Fyodorovich Middendorf, Middendorff, Leopold von Schrenck, Schrenck and Gustav Radde. He described several birds collected by Russian explorers off the Pacific Coast of North America, including Brandt's cormorant, red-legged kittiwake and spectacled eider. As a paleontologist, Brandt ranks among the best. He was also an entomo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
