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The sturgeons are ray-finned fishes in family Acipenseridae (Acipenseriformes). This category contains articles on genera and species in this family. Subcategories.
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 lake sturgeon (Acipenser fulvescens), also known as the rock sturgeon, [7] is a North American temperate freshwater fish, one of about 25 species of sturgeon.Like other sturgeons, this species is a bottom feeder and has a partly cartilaginous skeleton, an overall streamlined shape, and skin bearing rows of bony plates on the sides and back.
Areas such as Lake of the Woods and Rainy River saw sturgeon numbers grow to about 92,000 in 2014, nearly six times the estimate from the late 1980s, Klobuchar wrote last week in a letter to FWS ...
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An Atlantic sturgeon at the Aquarium du Québec. Rather than having true scales, the Atlantic sturgeon has five rows of bony plates known as scutes.Specimens weighing over 800 lb and nearly 15 ft in length have been recorded, but they typically grow to be 6–8 ft (1.8–2.4 m) and no more than 300 lb (140 kg).
The sturgeon from the incident appeared be more than 72 inches long, according to police. Anyone with information is asked to contact police at 1-800-452-7888, or email TIP@osp.oregon.gov .
The shovelnose sturgeon (Scaphirhynchus platorynchus) [5] is the smallest species of freshwater sturgeon native to North America. It is often called hackleback , sand sturgeon , or switchtail . Switchtail refers to the long filament found on the upper lobe of the caudal fin (often broken off as adults).