| Citation | Drinnan, R.E., 1957 The winter feeding of the oystercatcher (Haematopus ostralegus) on the edible cockle (Cardium edule). The Journal of Animal Ecology 26(2):441-469. |
| Ref. | 113926 Drinnan, R.E., 1957 |
| Page | |
| Named Used as Valid | Cardium edule |
| Locality | |
| Distribution | UK. |