| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 1,000's | 12/07/2011 | Firth Bay, Orkney Shallow tidal sea water bay, 1 to 6m deep, kelp plants, eel grass meadows, sand/mud bottom |
There were thousands of them drifting by, beautifully irridescent. Long stalks trailing. | Pleurobrachia pileus |
| 3 | 17/07/2011 | The Lash, Orphir, Orkney Rocky shore with kelp forests and other seaweeds in Scapa Flow |
Climbing around in kelp... approx 3 m deep | Hyas araneus |
| 20+ | 17/07/2011 | The Lash, Orphir, Orkney Rocky shore with kelp forests and other seaweeds in Scapa Flow |
high up on kelp plants and on sandy bottom | Echinus esculentus |
| 200+ | 17/07/2011 | The Lash, Orphir, Orkney Rocky shore with kelp forests and other seaweeds in Scapa Flow |
on rocks in shallow water 1 to 2 m | Cerianthus lloydii |
| 1,000 plus | 07/08/2011 | Skipi geo, Birsay, Orkney Rocky headland, |
on rocks in strong currents ... all sizes from size of 2p coin to larger than my fist | Actinia equina |
| 1 | 07/08/2011 | Skipi geo, Birsay, Orkney Rocky headland, |
Dead without tentacles, vivid blue | Cyanea lamarckii |
| 100+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
large sponge sheets with pronounced "volcanos" | Halichondria (Halichondria) panicea |
| 20+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Botryllus schlosseri | |
| 200+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
very tiny from 4 cm downwards | Aurelia aurita |
| 10 | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Urticina felina | |
| 500+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Ascidiella aspersa | |
| 500+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Dendrodoa grossularia | |
| 200+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Aequipecten opercularis | |
| 200+ | 01/04/2012 | Deer sound, Orkney sandy bay , eel grass, kelp forest, maerl bed |
Pecten maximus | |
| 1 | 31/03/2012 | 2nd Barrier, Orkney on sand alongside the 2nd churchill Barrier. |
approx 10 cm | Sepietta oweniana |
| 20 | 01/10/2011 | Echna Bay, Orkney sheltered bay in Scapa Flow, pebbly/sandy bottom |
Many empty tests ...... some live ones visible on the bottom | Echinocardium cordatum |