the latter two genera (including the kaluga, now Sinosturio dauricus).

The following taxonomy is based on Brownstein & Near, 2025:

Species

The family contains 27 recent species in 5 genera, as well as a number of fossil species and genera.

The following classification is based on Eschmeyer's Catalog of Fishes (2025):Family Acipenseridae
* Genus Acipenser Linnaeus, 1758