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There has some interest in marketing the shovelnose sturgeon as an aquarium species. [7] In 2010, the shovelnose sturgeon was listed as threatened under the U.S. Endangered Species Act due to its resemblance to the endangered pallid sturgeon (Scaphirhynchus albus), [6] with which shovelnose sturgeon are sympatric. [6] [7]
Fish is a more important dietary staple for pallid sturgeon than it is for shovelnose sturgeon. [34] In one study comparing dietary tendencies between adult shovelnose sturgeon and immature pallid sturgeon, the pallid sturgeon was found to consume far greater numbers of small fish such as cyprinids (minnows). [ 33 ]
Pallid sturgeon, Scaphirhynchus albus [84] Shovelnose sturgeon, Scaphirhynchus platorynchus [85] The three types of sturgeon native to Arkansas are uncommon, and two of the species are listed as endangered nationwide. The lake sturgeon is near the southern end of its range in Arkansas, more commonly found in the Upper Midwest. [86]
A bipartisan group of Wisconsin's congressional delegation has urged the U.S. Fish and Wildlife Service to exempt lake sturgeon in the state from any potential listing under the federal Endangered ...
Scaphirhynchus is a genus of sturgeons native to North America. All species in this genus are considered to be threatened with extinction or worse. [2] [3] [4] As of 2023, the pallid sturgeon (S. albus) [3] and the Alabama sturgeon (S. suttkusi) [4] are critically endangered according to the International Union for Conservation of Nature.
Exceptionally, both Huso species, the white sturgeon and the pallid sturgeon feed primarily on other fish as adults. They feed by extending their siphon-like mouths to suck food from the benthos . Having no teeth, they are unable to seize prey, though larger individuals and more predatory species can swallow very large prey items, including ...
Wisconsin has among the highest populations of lake sturgeon. Lake sturgeon are one of the oldest fish species in North America and are native to at least two dozen states in the central, southern ...
Fishing for lake sturgeon in Minnesota, Wisconsin and Michigan is not a threat to the ancient species, the U.S. Fish and Wildlife Service (FWS) concluded in its decision not to list the giant fish ...