| Reference no. | Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993 |
| Ecosystem | Baltic Sea |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Reported throughout the northern part as Pusa hispida botnica; also in then Gulf of Bothnia and Finland (Ref. 1522). Also in Ref. 3732. |