| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 1 | 2004-09-25 | Porthtowan Porthtowan beach |
decayed on strandline, approx 15 cm diameter | Chrysaora hysoscella |
| P | 2004-09-25 | Porthtowan Porthtowan beach |
Thousands on strandline: some fresh (ie still with blue animal attached to sail), others dacayed (ie only sail remaining) all about 8cm long - these had been around for about 3 or 4 days and had been smelling very badly - by today, no smell | Velella velella |
| P | 2004-09-25 | Porthtowan Porthtowan beach |
Hundreds totally covering a regular structure (?mast) approx 3 metres in length - on strandline - still alive at this point with long attachment up to approx 30 cm, shell, and feelers attempting to feed - by 1st October, all dead | Lepas anatifera |