Site: Ryum
| Species | Scientific name | 2020 | 2022 |
|---|---|---|---|
| Posthornmark | Spirorbis sp. | 1 | |
| Svartkluft, raudkluft | Gigartinales Samlegruppe | 1 | |
| Albusnegl | Patella vulgata | 1 | |
| Bladder Wrack | Fucus vesiculosus | 4 | |
| Blåskjell | Mytilus edulis | 4 | |
| Sea oak | Phycodrys rubens | 1 | |
| Grisetang | Ascophyllum nodosum | 3 | |
| Spiralled Wrack | Fucus spiralis | 1 | |
| O-skjell | Modiolus modiolus | 1 | |
| Serrated Wrack | Fucus serratus | 3 | |
| Chanelled Wrack | Pelvetia canaliculata | 2 | |
| Strandkrabbe | Carcinus maenas | 3 | |
| Clawed Fork Weed | Furcellaria lumbricalis | 1 | |
| Teppeskjell | Venerupis corrugata | 1 | |
| Vanlig hjerteskjell | Cerastoderma edule | 3 | |
| Sandskjell | Mya sp. | 1 | |
| Strandsnegler | Littorina sp. | 3 | |
| Hjertemuslinger | Cardiidae indet. | 1 | |
| Knivskjell | Solenidae indet. | 3 | |
| Rur | Balanidae indet. | 1 | 1 |
| Venusskjell | Veneridae indet. | 1 | |
| Skrukketroll, tanglus | Isopoda indet. | 1 | 1 |
| Tanglopper | Amphipoda indet. | 1 | 1 |
| Beinfisk | Actinopterygii indet. | 1 | |
| Bivalve mollusc | Bivalvia indet. | 4 | |
| Krepsdyr | Crustacea indet. | 1 | 2 |
| Brown algae | Phaeophyta indet. | 2 | |
| Red algae | Rhodophyta indet. | 1 | |
| Slimmakk | Nemertini indet. | 1 | |
| Animals | Animalia indet. | 2 |
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