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Acipenser is a genus of sturgeons.With 17 living species (others are only known from fossil remains), it is the largest genus in the order Acipenseriformes.The genus is paraphyletic, containing all sturgeons that do not belong to Huso, Scaphirhynchus, or Pseudoscaphirhynchus, with many species more closely related to the other three genera than they are to other species of Acipenser.
A study published in 2020 reported a successful hybridization between a Russian sturgeon (Acipenser gueldenstaedtii) and an American paddlefish (Polyodon spathula), indicating that the two species can breed with one another despite their lineages having been separated for hundreds of millions of years.
In July 2016, Sturgeon Aquafarms in Bascom, Florida, became the first and only facility in the world to obtain a permit exemption for the sale of beluga sturgeon and its caviar in the U.S. [citation needed] Since 2017, the company has assisted in beluga sturgeon repopulation efforts across the world by providing over 160,000 fertilized eggs to ...
Acipenser brevirostrum Lesueur, 1818 (Shortnose sturgeon) Acipenser dabryanus A. H. A. Duméril, 1869 (Yangtze sturgeon) †Acipenser cruciferus (Cope 1876) †Acipenser eruciferus Cope 1876; Acipenser fulvescens Rafinesque, 1817 (Lake sturgeon) †Acipenser gigantissimus Nessov 1997; Acipenser gueldenstaedtii J. F. Brandt & Ratzeburg, 1833 ...
Acipenser atlanticus Rafinesque 1820 corrig. The European sea sturgeon ( Acipenser sturio ), also known as the Atlantic sturgeon or common sturgeon , is a species of sturgeon native to Europe. It was formerly abundant, being found in coastal habitats all over Europe .
The Atlantic sturgeon (Acipenser oxyrinchus oxyrinchus) is a member of the family Acipenseridae, and, along with other sturgeon, it is sometimes considered a living fossil. The Atlantic sturgeon is one of two subspecies of A. oxyrinchus , the other being the Gulf sturgeon ( A. o. desotoi ).
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The lake sturgeon (Acipenser fulvescens), also known as the rock sturgeon, [7] is a North American temperate freshwater fish, one of about 25 species of sturgeon.Like other sturgeons, this species is a bottom feeder and has a partly cartilaginous skeleton, an overall streamlined shape, and skin bearing rows of bony plates on the sides and back.