| Taxon | Density |
| Antalis entalis (Linnaeus, 1758) | 50.1 |
| Spiophanes kroyeri Grube, 1860 | 39.8 |
| Glycera Lamarck, 1818 | 30.2 |
| Pista cristata (Müller, 1776) | 30.2 |
| Ampelisca gibba G.O. Sars, 1883 | 30.2 |
| Spiophanes bombyx (Claparède, 1870) | 20 |
| Amphiura filiformis (O.F. Müller, 1776) | 20 |
| Holothuroidea | 20 |
| Sipuncula | 20 |
| Nephtys longosetosa Örsted, 1842 | 20 |
| Caulleriella Chamberlin, 1919 | 20 |
| Tharyx Webster & Benedict, 1887 | 10 |
| Notomastus latericeus Sars, 1851 | 10 |
| Clymenura borealis (Arwidsson, 1906) | 10 |
| 10 |
| Eteone flava (Fabricius, 1780) | 10 |
| Lumbrineris latreilli Audouin & Milne Edwards, 1833 | 10 |
| Aricidea catherinae Laubier, 1967 | 10 |
| Paradoneis lyra (Southern, 1914) | 10 |
| Aonides paucibranchiata Southern, 1914 | 10 |
| Minuspio cirrifera (Wirén, 1883) | 10 |
| Spio filicornis (Müller, 1776) | 10 |
| Eurydice pulchra Leach, 1816 | 10 |
| Sabellidae Latreille, 1825 | 10 |
| Glycera lapidum Quatrefages, 1866 | 10 |
| Goniada norvegica Örsted, 1845 | 10 |
| 10 |
| Kefersteinia cirrhata (Keferstein, 1862) | 10 |
| Exogone (Exogone) verugera (Claparède, 1868) | 10 |
| Nemertea | 10 |
| Echinocyamus pusillus (O.F. Müller, 1776) | 10 |
| Fabulina fabula (Gmelin, 1791) | 10 |
| Dosinia lupinus (Linnaeus, 1758) | 10 |
| Philine quadrata (S. V. Wood, 1839) | 10 |
| Phoronis Wright, 1856 | 10 |
