| Taxon | Density |
| Nicomache Malmgren, 1865 | 1621.8 |
| Urothoe poseidonis Reibish, 1905 | 733.3 |
| Bathyporeia guilliamsoniana (Spence Bate, 1857) | 436.5 |
| Bathyporeia elegans Watkin, 1938 | 331.1 |
| Urothoe brevicornis Spence Bate & Westwood, 1862 | 302 |
| Mysella bidentata (Montagu, 1803) | 245.1 |
| Pholoe Johnston, 1839 | 239.9 |
| Nemertea | 204.3 |
| Fabulina fabula (Gmelin, 1791) | 182 |
| Polycirrus medusa Grube, 1850 | 158.5 |
| Eusyllis blomstrandi Malmgren, 1867 | 120.2 |
| Lanice conchilega (Pallas, 1766) | 114.8 |
| Spio filicornis (Müller, 1776) | 100 |
| Capitellidae Grube, 1862 | 93.3 |
| Eumida sanguinea (Örsted, 1843) | 87.1 |
| Magelona F. Müller, 1858 | 85.1 |
| Ampelisca spinipes Boeck, 1861 | 75.9 |
| Mya arenaria Linnaeus, 1758 | 75.9 |
| Atylus falcatus Metzger, 1871 | 46.8 |
| Ophiura albida Forbes, 1839 | 39.8 |
| Glycera lapidum Quatrefages, 1866 | 39.8 |
| Harmothoe lunulata (Delle Chiaje, 1830) | 33.9 |
| Paraonis fulgens (Levinsen, 1884) | 30.2 |
| Tharyx Webster & Benedict, 1887 | 30.2 |
| Stenothoe monoculoides (Montagu, 1813) | 30.2 |
| Eunereis longissima (Johnston, 1840) | 26.9 |
| Chaetozone setosa Malmgren, 1867 | 25.5 |
| Abludomelita obtusata (Montagu, 1813) | 23.4 |
| Scoloplos armiger (Müller, 1776) | 20 |
| Nephtys cirrosa Ehlers, 1868 | 17.5 |
| Donax vittatus (da Costa, 1778) | 17 |
| Mya Linnaeus, 1758 | 16.6 |
| Siphonoecetes (Centraloecetes) kroyeranus Spence Bate, 1857 | 13.2 |
| Spiophanes bombyx (Claparède, 1870) | 13.2 |
| Ophelia borealis Quatrefages, 1866 | 11.4 |
| Ampelisca brevicornis (A. Costa, 1853) | 10 |
| Gattyana cirrhosa (Pallas, 1766) | 10 |
| Tellimya ferruginosa (Montagu, 1808) | 8.5 |
| Hypereteone lactea (Claparède, 1868) | 8 |
| Caprellidae Leach, 1814 | 6.8 |
| Nephtys caeca (Fabricius, 1780) | 6.8 |
| Lumbrineris latreilli Audouin & Milne Edwards, 1833 | 6.8 |
| Poecilochaetus serpens Allen, 1904 | 6.8 |
| Aonides paucibranchiata Southern, 1914 | 6.8 |
| Polydora ligni Webster, 1879 | 6.8 |
| Pleurobranchus membranaceus (Montagu, 1816) | 6.8 |
| Ensis Schumacher, 1817 | 6.8 |
| Nephtys hombergii Savigny in Lamarck, 1818 | 6.3 |
| Anaitides groenlandica (Örsted, 1842) | 5.8 |
| Eteone longa (Fabricius, 1780) | 5.8 |
| Scolelepis bonnieri (Mesnil, 1896) | 5.8 |
| Sabellaria spinulosa (Leuckart, 1849) | 3.3 |
| Sthenelais limicola (Ehlers, 1864) | 3.3 |
| Sabellidae Latreille, 1825 | 3.3 |
| Goniada maculata Örsted, 1843 | 3.3 |
| Dosinia lupinus (Linnaeus, 1758) | 3.3 |
| Sphaerodorum flavum Örsted, 1843 | 3.3 |
| Spisula elliptica (T. Brown, 1827) | 3.3 |
| Spisula subtruncata (da Costa, 1778) | 3.3 |
| Pycnogonida | 3.3 |
| Pirimela denticulata (Montagu, 1808) | 3.3 |
| Ophiura ophiura (Linnaeus, 1758) | 3.1 |
| Echinocardium cordatum (Pennant, 1777) | 2.8 |
| Iphinoe trispinosa (Goodsir, 1843) | 2.8 |
| Lamprops fasciatus G.O. Sars, 1863 | 2.8 |
| Perioculodes longimanus (Spence Bate & Westwood, 1868) | 2.8 |
