| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 12 | 19/03/2011 | Angelsey The bay at the church of Aberffraw |
On the rocky shore on edge of tide line. Several all grouped together, all black with purple ink leaking into the water. Also several green (im guessing) eggs littering the seaweed, assuming from the hares. | Aplysia punctata |