| Referens | HELCOM, 2013 Red list of Baltic Sea species in danger of becoming extinct. Balt. Sea Environ. Proc. No. 140. Helsinki Commission, Helsinki. 106p. |
| Ref. | 95556 HELCOM, 2013 |
| Sida | 66 |
| Named Used as Valid | Macoma calcarea |
| Observationsplats | |
| Distribution | Baltic Sea. |