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Sturgeon range from subtropical to subarctic waters in North America and Eurasia. In North America, they range along the Atlantic Coast from the Gulf of Mexico to Newfoundland, including the Great Lakes and the St. Lawrence, Missouri, and Mississippi Rivers, as well as along the West Coast in major rivers from California and Idaho to British ...
The pallid sturgeon is one of the largest freshwater fish species in North America. They are generally between 30 and 60 inches (76 and 152 cm) in length and weigh as much as 85 pounds (39 kg). [3] [4] The species is ancient and has remained virtually unchanged for 70 million years, since the Cretaceous period.
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 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.
The biggest sturgeon of the season, to date, is Kurt Knoll's 148-pound female, which he speared out of the Upriver Lakes Feb. 17. Of the sturgeon harvested this year so far, eight have weighed ...
Sturgeon were America's vanishing dinosaurs, armor-plated beasts that crowded the nation's rivers until mankind's craving for caviar pushed them to the edge of extinction. More than a century ...
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 largest reported green sturgeon weighed about 159 kg (351 lb) and was 2.1 m (6 ft 11 in) in length. [30] The largest green sturgeon have been aged at 42 years, but this is probably an underestimate, and maximum ages of 60–70 years or more are likely. [5]