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A 1000-kg, 4.17-m-long beluga fish from the Volga River (National Museum of Tatarstan, Kazan, Russia) Among all extant bony fishes, the beluga sturgeon rivals the ocean sunfish (Mola sp.) as the most massive fish and is the second-longest bony fish after the giant oarfish (Regalecus glesne). It is the largest freshwater fish in the world.
The beluga sturgeon can take up to 20 years to reach maturity. The fish harvested for caviar are often nearly 900 kg (2,000 lb). The eggs themselves are the largest of the commonly used roes, and range in color from dark gray (almost black) to light gray, with the lighter colors coming from older fish, and being the most valued.
The kaluga sturgeon is a massive fish, also known as the "river beluga". It has a triangular head with several bony plates. Its body is an elongated fusiform body with five rows of bony scutes: dorsal with 10–16 beetles (the first is largest), two laterals (32–46 scutes), and two ventral (8–12 scutes) between rows of small bony scutes ...
Almas: This gold colored caviar is harvested from albino Iranian Beluga sturgeon that are 60- to 100-years-old. This critically endangered sturgeon species swims in the southern Caspian Sea.
Caviar refers to salted, cured, unfertilized fish eggs ... Beluga sturgeon is typically the most expensive — an ounce of it can go for hundreds, and sometimes thousands, of dollars.
By ANDREW TAVANI As September and the final three weeks of summer get underway, look back on the month of August in photos. The August collection has a particular summer flavor to it -- a beluga ...
The largest sturgeon on record was a beluga female captured in the Volga Delta in 1827, measuring 7.2 m (23 ft 7 in) long and weighing 1,571 kg (3,463 lb). Most sturgeons are anadromous bottom-feeders , migrating upstream to spawn but spending most of their lives feeding in river deltas and estuaries .
List of freshwater fish of Russia includes species of freshwater fish found in Russian Federation, ... Huso huso — Beluga sturgeon; Polyodontidae (Paddlefishes)