Thyone roscovita
- Peak month
- May
- Records since 2000
- 309
- Group
- Starfish and sea urchins
Pseudothyone raphanus
- Peak month
- August
- Records since 2000
- 259
- Group
- Starfish and sea urchins
Leptosynapta decaria
- Peak month
- March
- Records since 2000
- 240
- Group
- Starfish and sea urchins
A burrowing sea cucumber
- Peak month
- June
- Records since 2000
- 236
- Scientific name
- Labidoplax media
Gracilechinus acutus
- Peak month
- March
- Records since 2000
- 236
- Group
- Starfish and sea urchins
Psolus phantapus
- Peak month
- August
- Records since 2000
- 183
- Group
- Starfish and sea urchins
Asterina phylactica
- Peak month
- May
- Records since 2000
- 179
- Group
- Starfish and sea urchins
Leptosynapta minuta
- Peak month
- April
- Records since 2000
- 149
- Group
- Starfish and sea urchins
Gracilechinus elegans
- Peak month
- August
- Records since 2000
- 97
- Group
- Starfish and sea urchins
Hyndman's sea cucumber
- Peak month
- July
- Records since 2000
- 88
- Scientific name
- Panningia hyndmani
Ophiura sarsii
- Peak month
- September
- Records since 2000
- 81
- Group
- Starfish and sea urchins
A sea cucumber
- Peak month
- July
- Records since 2000
- 78
- Scientific name
- Ocnus planci
A sea cucumber
- Peak month
- May
- Records since 2000
- 76
- Scientific name
- Thyonidium drummondii
Ocnus lacteus
- Peak month
- August
- Records since 2000
- 59
- Group
- Starfish and sea urchins
Northern sea urchin
- Peak month
- August
- Records since 2000
- 54
- Scientific name
- Strongylocentrotus droebachiensis