| Taxon | Density |
| Amphiura filiformis (O.F. Müller, 1776) | 70.8 |
| Scoloplos armiger (Müller, 1776) | 64.6 |
| Cirratulus cirratus (O. F. Müller, 1776) | 64.6 |
| Abra prismatica (Montagu, 1808) | 39.8 |
| Ophiura affinis Lütken, 1858 | 34.7 |
| Myriochele Malmgren, 1867 | 30.2 |
| Spiophanes bombyx (Claparède, 1870) | 30.2 |
| Paramphinome jeffreysii (McIntosh, 1868) | 30.2 |
| Cypridinidae Baird, 1850 | 25.1 |
| Sipuncula | 25.1 |
| Montacuta substriata (Montagu, 1808) | 20 |
| Mysella bidentata (Montagu, 1803) | 15.1 |
| Harpinia antennaria Meinert, 1890 | 15.1 |
| Echinocyamus pusillus (O.F. Müller, 1776) | 15.1 |
| Echinocardium flavescens (O.F. Müller, 1776) | 15.1 |
| Lunatia poliana (Della Chiaje, 1826) | 15.1 |
| Hydroides norvegica Gunnerus, 1768 | 15.1 |
| Goniada maculata Örsted, 1843 | 15.1 |
| Paradoneis lyra (Southern, 1914) | 15.1 |
| Anthozoa | 15.1 |
| Aonides paucibranchiata Southern, 1914 | 10 |
| Chaetozone setosa Malmgren, 1867 | 10 |
| Euclymene Verrill, 1900 | 10 |
| Thelepus cincinnatus (Fabricius, 1780) | 10 |
| Aricidea cerrutii Laubier, 1966 | 10 |
| Eudorellopsis deformis (Krøyer, 1846) | 10 |
| Tmetonyx cicada (Fabricius, 1780) | 10 |
| Phaxas pellucidus (Pennant, 1777) | 10 |
| Nuculoma tenuis (Montagu, 1808) | 10 |
| Solenogastres | 10 |
| Urothoe elegans Spence Bate, 1857 | 10 |
| Nephtys longosetosa Örsted, 1842 | 6 |
| Pontocrates Boeck, 1871 | 5 |
| Hyas coarctatus Leach, 1815 | 5 |
| Nothria conchylega (Sars, 1835) | 5 |
| Eunice pennata (Müller, 1776) | 5 |
| Unciola planipes Norman, 1867 | 5 |
| Dulichia Krøyer, 1845 | 5 |
| Apseudes spinosus (M. Sars, 1858) | 5 |
| Eudorella emarginata (Krøyer, 1846) | 5 |
| Sabellidae Latreille, 1825 | 5 |
| Anaitides Czerniavsky, 1882 | 5 |
| Eumida sanguinea (Örsted, 1843) | 5 |
| Eusyllis blomstrandi Malmgren, 1867 | 5 |
| Petaloproctus tenuis borealis Arwidsson, 1906 | 5 |
| Scalibregma inflatum Rathke, 1843 | 5 |
| Pectinariidae Quatrefages, 1866 | 5 |
| Amphictene auricoma (O.F. Müller, 1776) | 5 |
| Ampharetidae Malmgren, 1866 | 5 |
| Pseudopolydora Czerniavsky, 1881 | 5 |
| Lumbrineris Blainville, 1828 | 5 |
| Aricidea minuta Southward, 1956 | 5 |
| Liljeborgia fissicornis (M. Sars, 1858) | 5 |
| Hiatella arctica (Linnaeus, 1767) | 5 |
| Synopiidae Dana, 1853 | 5 |
| Aoridae Stebbing, 1899 | 5 |
| Nudibranchia | 5 |
| Buccinum undatum Linnaeus, 1758 | 5 |
| Colus Röding, 1798 | 5 |
| Philine Ascanius, 1772 | 5 |
| Ophiothrix fragilis (Abildgaard in O.F. Müller, 1789) | 5 |
| Polycarpa fibrosa (Stimpson, 1852) | 5 |
| Nephtys caeca (Fabricius, 1780) | 1 |
| Nephtys cirrosa Ehlers, 1868 | 1 |
| Nephtys hombergii Savigny in Lamarck, 1818 | 1 |
