An exquisite species that produces some incredibly large grains of caviar. It is also known as the "river beluga" as it is the only other sturgeon from the Huso family; the other being the Huso huso (Beluga). Extraordinary variety of sturgeon that also produces the most amazing and large grains of caviar. Due to the old age of the fish and over a decade of waiting needed to produce caviar, the kaluga is one of the most prestigious and sought-after caviars in the world.