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A 3.7 m (12 ft)-long, 500 kg (1,100 lb), 70 year old Kaluga fish which stored around 4 million eggs The Amur river, an important habitat for the Kaluga sturgeon. The kaluga sturgeon is a massive fish, also known as the "river beluga". It has a triangular head with several bony plates.
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 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.
Kaluga: Similar to Beluga caviar, Kaluga caviar comes from Kaluga sturgeon that swim in the Amur River basin between China and Russia. Kaluga caviar is golden and has a creamy taste. Kaluga caviar ...
Hyrcanogobius bergi — Volga dwarf goby; the smallest Russian fish ; Knipowitschia. Knipowitschia caucasica — Caucasian dwarf goby; Knipowitschia longecaudata — Longtail dwarf goby; Mesogobius. Mesogobius batrachocephalus — Knout goby; Neogobius. Neogobius fluviatilis — Monkey goby; Neogobius melanostomus — Round goby
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 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.
Related: Beluga Whales Move from Aquarium to Sanctuary, Returning to the Ocean After Years in Captivity The reel contained photographs of what appeared to be holes in a lifeless whale's body ...