| Reference no. | Winkler, H.M., K. Skora, R. Repecka, M. Ploks, A. Neelov, L. Urho, A. Gushin and H. Jespersen, 2000 |
| Ecosystem | Baltic Sea |
| Status | stray |
| Abundance | scarce (very unlikely) |
| Lifestage | juv./adults |
| Regional database | |
| Remarks | Skagerrak and Kattegat to the Bay of Mecklenburg, stray in western Baltic, up to Rügen (Ref. 52268, 88175). Sources of threats: target and bycatch fisheries (Ref. 83294). HELCOM: critically endangered; considered a high priority species (Ref. 83294). |