| Taxon | Density |
| Spiophanes bombyx (Claparède, 1870) | 31.6 |
| Ophelia borealis Quatrefages, 1866 | 31.6 |
| Amphiura filiformis (O.F. Müller, 1776) | 31.6 |
| Myriochele Malmgren, 1867 | 23.4 |
| Ophiura albida Forbes, 1839 | 13.5 |
| Goniada maculata Örsted, 1843 | 11.7 |
| Scoloplos armiger (Müller, 1776) | 10 |
| Cochlodesma (Bontaea) praetenue (Pulteney, 1799) | 10 |
| Pholoe Johnston, 1839 | 8.3 |
| Owenia fusiformis Delle Chiaje, 1844 | 6.8 |
| Synchelidium maculatum Stebbing, 1906 | 6.8 |
| Bathyporeia elegans Watkin, 1938 | 5 |
| Nephtys longosetosa Örsted, 1842 | 5 |
| Tharyx Webster & Benedict, 1887 | 5 |
| Poecilochaetus serpens Allen, 1904 | 5 |
| Glycera celtica O'Connor, 1987 | 5 |
| Nemertea | 3.4 |
| Caulleriella Chamberlin, 1919 | 3.4 |
| Spiophanes kroyeri Grube, 1860 | 3.3 |
| Aricidea suecica Eliason, 1920 | 3.3 |
| Capitellidae Grube, 1862 | 3.3 |
| Ophiodromus flexuosus (Delle Chiaje, 1827) | 3.3 |
| Antalis entalis (Linnaeus, 1758) | 3.3 |
| Lucinoma borealis (Linnaeus, 1767) | 3.3 |
| Urothoe elegans Spence Bate, 1857 | 3.3 |
| Echinocyamus pusillus (O.F. Müller, 1776) | 3.3 |
| Echinocardium flavescens (O.F. Müller, 1776) | 3.3 |
| Spio goniocephala Thulin, 1957 | 1.7 |
| Phoronis muelleri Selys-Longchamps, 1903 | 1.7 |
| Ampelisca brevicornis (A. Costa, 1853) | 1.7 |
| Westwoodilla caecula (Spence Bate, 1857) | 1.7 |
| Montacuta substriata (Montagu, 1808) | 1.7 |
| Tellimya ferruginosa (Montagu, 1808) | 1.7 |
| Spisula elliptica (T. Brown, 1827) | 1.7 |
| Nereis zonata Malmgren, 1867 | 1.7 |
| Nephtys hombergii Savigny in Lamarck, 1818 | 1.7 |
| Gattyana cirrhosa (Pallas, 1766) | 1.7 |
| Eudorellopsis deformis (Krøyer, 1846) | 1.7 |
| Diastylis bradyi Norman, 1879 | 1.7 |
| Notomastus latericeus Sars, 1851 | 1.7 |
| Ophelina norvegica Støp-Bowitz, 1945 | 1.7 |
| Anobothrus gracilis (Malmgren, 1866) | 1.7 |
| Lanice conchilega (Pallas, 1766) | 1.7 |
| Minuspio cirrifera (Wirén, 1883) | 1.7 |
| Scolelepis bonnieri (Mesnil, 1896) | 1.7 |
| Magelona F. Müller, 1858 | 1.7 |
| Chaetozone setosa Malmgren, 1867 | 1.7 |
