| Reference no. | Kottelat, M. and J. Freyhof, 2007 |
| Ecosystem | Baltic Sea |
| Status | extirpated |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Colonized the Baltic Sea about 1,800 years ago (Ref. 59043). It is hypothesized that it replaced the European sturgeon Acipenser sturio about 800 years ago (Ref. 83384). HELCOM: regionally extinct; considered a high priority species (Ref. 83294). |