| Number seen/Abundance | Date | Location | Comments | Recorded by |
|---|---|---|---|---|
| Area approx 1m sq closely populated | 2003-08-05 | Auliston Point at the southern junction of Loch Sunart and the Sound of Mull |
On sheer rock wall and partial overhang, at about 20m. Photo available | Alison Fish |
| P | 2004-07-02 | Maenmelt Maen mellt, |
Rock face/ boulders at 17-22 m Hundreds, numerous groupings | Pete Wilkinson |
| F | 2004-08-30 | Ormsa Offshore Ormsa. Firth of Lorn |
Extensive patches under overhangs. | Keith Hiscock |
| F | 2004-08-30 | A'Chuli East of A'Chuli, Garvellachs. Firth of Lorn |
Keith Hiscock | |
| C | 2004-09-01 | Belnahua South of Belnahua. Firth of Lorn |
Extensive patches | Keith Hiscock |
| P | 2004-09-03 | Dun Crutagain West of Dun Crutagain (Am Faradh). Firth of Lorn |
One patch On overhanging cliff at c. 20m | Keith Hiscock |
| Present | 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. |
Underside of wreckage/plates. | Sonia Rowley |