| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| 4 or 5 clusters | 2003-08-05 | Auliston Point at the southern junction of Loch Sunart and the Sound of Mull |
On sheer rock wall at about 20m Photo available | Alison Fish |
| F | 2004-08-30 | Ormsa Offshore Ormsa. Firth of Lorn |
Extensive patches | Keith Hiscock |
| R | 2004-09-01 | Belnahua South of Belnahua. Firth of Lorn |
Large patch in hollow in kelp forest | Keith Hiscock |
| Common | 2005-06-19 | Wreck of the Italia off St. Agnes, Scilly Isles. 39 meters deep, underwater visibility >12 meters, water temperature 13 degrees. No water speed and weather calm with variable 1!! Afternoon dive. Wreck broken up on rocks. |
Not quite as common as A.digitatum, nevertheless pressent less exposed areas of wreckage. stand ~6-8 cm high. | Sonia Rowley |