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The beluga (/ b ə ˈ l uː ɡ ə /), also known as the beluga sturgeon or great sturgeon (Huso huso), is a species of anadromous fish in the sturgeon family (Acipenseridae) of the order Acipenseriformes. It is found primarily in the Caspian and Black Sea basins, and formerly in the Adriatic Sea.
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 ...
The largest species is the beluga sturgeon (Huso huso) of the Caspian and Black seas, the only extant bony fish to rival the massiveness of the ocean sunfish. The largest specimen considered reliable (based on remains) was caught in the Volga estuary in 1827 and measured 7.3 m (24 ft) and weighed 1,474 kg (3,250 lb). [1]
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 .
The fish, tagged and released by U.S. Fish and Wildlife Service crew, was about 7 feet long, one of the largest lake sturgeon caught in United States.
The wels is the largest freshwater fish in Europe and Western Asia, only exceeded by the anadromous Atlantic and beluga sturgeon. Most adult wels catfish are about 1.3–1.6 m (4 ft 3 in – 5 ft 3 in) long; fish longer than 2 m (6 ft 7 in) are a rarity.
Since they’re a popular source for caviar, the Beluga Sturgeon has been heavily fished for the last century to near extinction.The entire population of Beluga Sturgeons is said to have declined ...
A fisherman in northern Cambodia hooked what researchers say is the world’s largest freshwater fish — a giant stingray that scientists know relatively little.