| Citation | Swennen, C., M.F. Leopold and M. Stock, 1985 Notes on growth and behaviour of the American razor clam Ensis directus in the Wadden Sea and the predation on it by birds. Helgoländer Meeresunters 39:255-261. |
| Ref. | 114889 Swennen, C., M.F. Leopold and M. Stock, 1985 |
| Page | 255 |
| Named Used as Valid | Ensis directus |
| Locality | |
| Distribution | Northeast Atlantic. |