| Citation | Vervoort, W. and M. Faasse, 2009 Overzicht van de Nederlandse Leptolida (= Hydroida) (Cnidaria: Hydrozoa). Nederlandse Faunistische Mededelingen 32:1-207. |
| Ref. | 123849 Vervoort, W. and M. Faasse, 2009 |
| Page | 37 |
| Named Used as Valid | Hydractinia borealis |
| Locality | |
| Distribution | Northern Atlantic. |