| Citation | HELCOM, 2012 Checklist of Baltic Sea macro-species. Baltic Sea Environment Proceedings No. 130, 206p. |
| Ref. | 128574 HELCOM, 2012 |
| Page | 151:no63 |
| Named Used as Valid | Alderia modesta |
| Locality | |
| Distribution | Baltic Sea (Bay of Mecklenburg, Bornholm Basin, Eastern Gotland Basin, Gulf of Riga, Gulf of Finland, Archipelago Sea, Bothnian Sea, Wismar Bay and Schlei Estuary). |