| Taxon | Density |
| Aricidea cerrutii Laubier, 1966 | 134.9 |
| Spio Fabricius, 1785 | 109.6 |
| Spiophanes bombyx (Claparède, 1870) | 85.1 |
| Chaetozone setosa Malmgren, 1867 | 60.3 |
| Ophiura affinis Lütken, 1858 | 60.3 |
| Pontocrates Boeck, 1871 | 30.2 |
| Scoloplos armiger (Müller, 1776) | 25.1 |
| Bathyporeia elegans Watkin, 1938 | 20 |
| Tridonta montagui (Dillwyn, 1817) | 20 |
| Abra prismatica (Montagu, 1808) | 15.1 |
| Ophelia borealis Quatrefages, 1866 | 15.1 |
| Owenia fusiformis Delle Chiaje, 1844 | 10 |
| Capitellidae Grube, 1862 | 10 |
| Nephtys longosetosa Örsted, 1842 | 10 |
| Unciola planipes Norman, 1867 | 10 |
| Aonides paucibranchiata Southern, 1914 | 10 |
| Laonice cirrata (M. Sars, 1851) | 10 |
| Cochlodesma (Bontaea) praetenue (Pulteney, 1799) | 10 |
| Amphiura filiformis (O.F. Müller, 1776) | 10 |
| Spisula elliptica (T. Brown, 1827) | 10 |
| Phoxocephalus holbolli (Krøyer, 1842) | 10 |
| Echinocardium flavescens (O.F. Müller, 1776) | 10 |
| Echinocyamus pusillus (O.F. Müller, 1776) | 5 |
| Lunatia poliana (Della Chiaje, 1826) | 5 |
| Spiophanes kroyeri Grube, 1860 | 5 |
| Aricidea simonae Laubier & Ramos, 1974 | 5 |
| Anthozoa | 5 |
| Orbinia sertulata (Savigny, 1822) | 5 |
| Eudorellopsis deformis (Krøyer, 1846) | 5 |
| Notomastus latericeus Sars, 1851 | 5 |
| Anaitides mucosa (Örsted, 1843) | 5 |
| Eumida Malmgren, 1865 | 5 |
