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Nature

Sturgeon

What is sturgeon?

· James MacDonald

Key facts

Family Acipenseridae[1]
Species count about 29 species[1]
Native range temperate waters of the Northern Hemisphere[1]
Divergence time at least 200 million years ago[2]
Bone type bony fish[2]

Sturgeon are ancient, bony fish in the family Acipenseridae, native to temperate waters of the Northern Hemisphere. They are known for their eggs, which are processed into caviar.

Context

Sturgeon are an ancient group of fish that have existed for at least 200 million years [2]. They are found in temperate waters of the Northern Hemisphere [1]. Some species, like the Lake Sturgeon and White Sturgeon, are freshwater or anadromous [3]. The Beluga sturgeon is famous for its caviar [4].

Documented claims

  • Sturgeon are an ancient lineage of bony fishes that coexisted with dinosaurs. [2]
  • Most sturgeon species are considered critically endangered. [1]

Related

Beluga CaviarBeluga caviar comes from the beluga sturgeon, a natural related topic for readers interested in sturgeon.Lake TroutLake trout is a fish species found in the same freshwater habitats as lake sturgeon.

Questions and answers

Can you eat sturgeon in Canada?

Yes, sturgeon can be eaten in Canada, but many species are protected and fishing regulations apply [3].

Is sturgeon a good eating fish?

Sturgeon is considered a good eating fish, but it is more prized for its eggs, which are used to make caviar [4].

Are sturgeon killed for caviar?

Yes, sturgeon are often killed to harvest their eggs for caviar, which has contributed to their endangered status [1].

Sources

  1. Sturgeon | Characteristics & Facts — britannica.com (retrieved August 3, 2026)
  2. sturgeon — kids.britannica.com (retrieved August 3, 2026)
  3. Lake Sturgeon - The Nature Conservancy — nature.org (retrieved August 3, 2026)
  4. Sturgeon - California Department of Fish and Wildlife — wildlife.ca.gov (retrieved August 3, 2026)

Sources last checked August 3, 2026. · More in Nature