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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.
Lake sturgeon can weigh up to 200 pounds and live to be 100 years old. They're listed as a threatened species in Michigan and sport fishing is closely regulated .
Lake sturgeon (Acipenser fulvescens) O, extinct in West Virginia; Shovelnose sturgeon (Scaphirhynchus platorynchus) O, VU [2] Family Polyodontidae (paddlefishes) American paddlefish (Polyodon spathula) O, rare, VU [3]
A season was set, and harvest limits: Anglers could take home two sturgeon a year, and the fish needed to be between 38 and 63 inches long. People loved it. Anglers flocked to the lake, catching ...
At sexual maturity, A. transmontanus can reach 1.6 m (5.2 ft) in length, while the maximum length recorded of any age class is 6.1 m (20 ft), with common lengths around 2.1 m (6.9 ft). While age at maturity is uncertain, possible age ranges of known A. transmontanus specimens range from 11 to 34 years old. [ 3 ]
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 ...
The shovelnose sturgeon ... (39 in) in length and up to 4.8 kilograms (11 lb) in weight but 50–85 centimetres (20–33 in) and 2.5 kilograms (5.5 lb) is more common ...
The system features one of the largest lake sturgeon populations in the world. In its 2023 population assessment, the DNR estimated the system had 23,625 adult male and 18,061 adult female sturgeon.