| Ampithoidae | Cymadusa filosa Savigny, 1816 | 11.7% | Hard and sandy bottoms, among algae and Cymodocea nodosa meadows | B |
| Aoridae | Microdeutopus gryllotalpa Costa, 1853 | 10% | Hard and sandy bottoms, among algae and C. nodosa meadows | A |
| Caprellidae | Caprella equilibra Say, 1818 | 5.9% | Among algae | C |
| Caprella scauraa Templeton, 1836 | 8.6% | Among algae | B |
| Corophiidae | Ericthonius difformis H. Milne Edwards, 1830 | 1.6% | Sandy bottom and among algae | A |
| Monocorophium insidiosuma (Crawford, 1937) | 8.6% | Hard and sandy bottoms, Among algae and C. nodosa meadows | C |
| Dexaminidae | Dexamine spinosa (Montagu, 1813) | 11.1% | Hard bottom and among algae | A |
| Gammaridae | Gammarus insensibilis Stock, 1966 | 2.6% | Among algae and C. nodosa meadows | A |
| Hyalidae | Serejohyale spinidactylusc (Chevreux, 1926) | 2.2% | Among algae and C. nodosa meadows | A |
| Ischyroceridae | Jassa marmoratab Holmes, 1905 | 4.4% | Hard and sandy bottoms, among algae and C. nodosa meadows | C |
| Leucothoidae | Leucothoe incisaa Robertson, 1892 | 1.3% | Hard bottom and among algae | A |
| Lysianassidae | Lysianassa costaea (H. Milne-Edwards, 1830) | 1.4% | Among algae and C. nodosa meadows | A |
| Maeridae | Elasmopus rapax (A. Costa in Hope, 1851) | 11% | Hard and sandy bottoms, among algae and C. nodosa meadows | C |
| Elasmopus pectenicrusa (Spence Bate, 1862) | 9.5% | Among algae and C. nodosa meadows | B |
| Quadrimaera inaequipesa (A. Costae in Hope, 1851) | 2.3% | Among algae | A |
| Melitidae | Melita palmataa (Montagu, 1804) | 2.4% | Among algae | A |
| Nuuanuidae | Gammarella fucicola (Leach, 1814) | 2.9% | Among algae and C. nodosa meadows | A |
| Talitridae | Orchestia mediterranea Costa, 1853 | 2.5% | Hard bottom | A |