| Taxon | Density |
| Copepoda | 358 |
| Nematoda | 194.5 |
| Kliopsyllus holsaticus (Klie, 1929) | 34 |
| Stenocaris kliei Kunz, 1938 | 29 |
| Paramesochra helgolandica Kunz, 1936 | 23 |
| Interleptomesochra eulitoralis (Noodt, 1952) | 23 |
| Kliopsyllus constrictus (Nicholls, 1935) | 19 |
| Leptopontia curvicauda Scott T., 1902 | 19 |
| Paraleptastacus espinulatus Nicholls, 1935 | 18 |
| Evansula pygmaea (Scott T., 1903) | 18 |
| Psammotopa phyllosetosa (Noodt, 1952) | 17 |
| Sicameira Klie, 1950 | 17 |
| Arenosetella germanica Kunz, 1937 | 16 |
| Turbellaria | 15 |
| Leptastacus laticaudatus Nicholls, 1935 | 14 |
| Paramesochra mielkei Huys, 1987 | 13 |
| Gastrotricha | 13 |
| Acarina | 12 |
| Leptopsyllus Scott T., 1894 | 12 |
| Intermedopsyllus intermedius (Scott T. & Scott A., 1895) | 9 |
| Paraleptastacus spinicauda (Scott T. & Scott A., 1895) | 8 |
| Leptastacus Scott T., 1906 | 7 |
| Pseudobradya beduina Monard, 1935 | 7 |
| Cylindropsyllus remanei Kunz, 1949 | 7 |
| Diarthrodella secunda Kunz, 1954 | 6 |
| Kliopsyllus coelebs (Monard, 1935) | 6 |
| Rhizothrix Brady & Robertson, 1876 | 6 |
| Metacyclopina brevisetosa Herbst, 1974 | 5 |
| Protopsammotopa norvegica Geddes, 1968 | 5 |
| Cylindropsyllus laevis Brady, 1880 | 4 |
| Paraleptastacus holsaticus Kunz, 1937 | 4 |
| Stenocaris minuta Nicholls, 1935 | 3 |
| Canuella perplexa Scott T. & Scott A., 1893 | 3 |
| Interleptomesochra tenuicornis (Sars G.O., 1911) | 3 |
| Pseudobradya minor (Scott T. & Scott A., 1896) | 3 |
| Apodopsyllus littoralis (Nicholls, 1939) | 3 |
| Cyclopina Claus, 1863 | 3 |
| Arenopontia Kunz, 1937 | 3 |
| Arenosetella Wilson C.B., 1932 | 3 |
| Ectinosoma Boeck, 1865 | 3 |
| Kliopsyllus Apostolov & Marinov, 1988 | 3 |
| Cnidaria | 2 |
| Paraleptastacus Wilson C.B., 1932 | 2 |
| 2 |
| Paramesochridae Lang, 1944 | 2 |
| Kliopsyllus Apostolov & Marinov, 1988 | 2 |
| Halectinosoma Vervoort, 1962 | 2 |
| Leptastacus Scott T., 1906 | 2 |
| Stenocaris Sars G.O., 1909 | 2 |
| Interleptomesochra Lang, 1965 | 2 |
| Cyclopinidae Sars G.O., 1913 | 2 |
| Cyclopinidae Sars G.O., 1913 | 2 |
| Apodopsyllus spinipes (Nicholls, 1939) | 2 |
| Scottopsyllus (Scottopsyllus) minor (Scott, T. & Scott A., 1895) | 2 |
| Kliopsyllus paraholsaticus Mielke, 1975 | 2 |
| Halectinosoma herdmani (Scott T. & Scott A., 1896) | 2 |
| Evansula Scott T., 1906 | 2 |
| Isopoda | 1 |
| Nemertea | 1 |
| Ameira longipes Boeck, 1865 | 1 |
| Leptomesochra Sars G.O., 1911 | 1 |
| Parevansula Guille & Soyer, 1966 | 1 |
| Minervella Cottarelli & Venanzetti, 1989 | 1 |
| Hastigerella Nicholls, 1935 | 1 |
