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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 population of Atlantic sturgeons has decreased dramatically due to overharvesting. The late 19th century saw a surge in demand for caviar, which led to overfishing of the Atlantic sturgeon. Today, only 22 out of its 38 original spawning rivers still have viable populations of the species. [15]
Acipenser is a genus of sturgeons.With 17 living species (others are only known from fossil remains), it is the largest genus in the order Acipenseriformes.The genus is paraphyletic, containing all sturgeons that do not belong to Huso, Scaphirhynchus, or Pseudoscaphirhynchus, with many species more closely related to the other three genera than they are to other species of Acipenser.
The nominate subspecies is the Atlantic sturgeon, A. o. oxyrinchus. [5] The Gulf sturgeon is listed as threatened under the United States Endangered Species Act , having been listed in 1991. [ 2 ] [ 3 ] Critical habitat , reflecting the range of the subspecies deemed essential for its continued survival, has been designated (see map). [ 6 ]
Fewer than 250 Atlantic sturgeon spawn in the Delaware River, she noted. Thomas C. Zambito is a reporter on The USA Today Network's New York State Team covering transportation, energy and the ...
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The D.E.E.P. believes tissue samples will help prove if the Atlantic Sturgeon found in Lyme is unique to the Connecticut River, or if it's just part of another population from a river outside the ...
The European sea sturgeon (Acipenser sturio), also known as the Atlantic sturgeon or common sturgeon, is a species of sturgeon native to Europe. It was formerly abundant, being found in coastal habitats all over Europe. [5] Most specifically, they reach the Black and Baltic Sea. [6] It is anadromous and breeds in rivers.