Abstract The current data on the place and time of origin Acipenseriformes family Acipenseridae, as well their distribution in connection with history development sea river basins, are summarized. supposed areas initial radiation long-term habitation were eastern Laurasia a part modern Chita Region, Eastern Central Mongolia, northern northeastern China. Asia should also be considered Acipenseri...

The current status of the inland waters ichthyofauna Iran is revised and updated. A total 292 fish species belong to 3 classes, 24 orders, 36 families 106 genera inhabit Iran. Among these, 29 (9.9%) are exotic 102 (35%) endemic. Orders with largest numbers in Cypriniformes (182 species) followed by Gobiiformes (30 species), Cyprinodontiformes (15 Siluriformes (12 Clupeiformes (10 Acipenseriform...

Sturgeons (Order Acipenseriformes) represent an extremely valuable natural resource that is now facing depletion. In the current study we evaluate if the traditional classification in subspecies of Acipenser gueldenstaedtii, Acipenser stellatus and Huso huso, endemic to Ponto-Caspian region is sustained by molecular analysis and if these represent Evolutionary Significant Units (ESUs) that shou...

Two sturgeon species, Acipenser ruthenus (Linnaeus, 1758) and baerii (Brandt, 1869), inhabit the Irtysh basin. In 2018, we received some “atypical” specimens of sturgeon, which were similar to A . but had a number pronounced external differences. The hybrids A. × , named “oster”, can sometimes be caught in natural habitats Ob Yenisei rivers. Despite development methods for genetic identificatio...