| H3260 Water courses of plain to montane levels with R. fluitantis | SAC | ? | UR | UR | | |
| S1092 Freshwater crayfish, Austropotamobius pallipes | SAC | ? | UR | UR | | |
| S1095 Sea lamprey, Petromyzon marinus | SAC | ? | UR | UR | | |
| S1096 Brook lamprey, Lampetra planeri | SAC | ? | UR | UR | | |
| S1099 River lamprey, Lampetra fluviatilis | SAC | ? | UR | UR | | |
| S1102 Allis shad, Alosa alosa | SAC | ? | UR | | | |
| S1103 Twaite shad, Alosa fallax | SAC | ? | UR | | | |
| S1106 Atlantic salmon, Salmo salar | SAC | ? | UR | UR | | |
| S1163 Bullhead, Cottus gobio | SAC | ? | UR | UR | | |
| S1355 Otter, Lutra lutra | SAC | ? | UR | F | | |
| Atlantic salmon, Salmo salar | SSSI | UD | UD | UD | UD | UD |
| Brook lamprey, Lampetra planeri | SSSI | UR | UR | UR | UR | UR |
| Bullhead, Cottus gobio | SSSI | UR | UR | UR | UR | UR |
| Invert. assemblage W1 flowing water | SSSI | UR | UR | UR | UR | UR |
| Otter, Lutra lutra | SSSI | F | F | F | F | F |
| River supporting habitat | SSSI | UR | UR | UR | UR | UR |
| Rivers and Streams | SSSI | UD | UD | UD | UD | UD |
| Twaite shad, Alosa fallax | SSSI | UR | UR | UR | UR | UR |
| White-clawed (or Atlantic stream) crayfish, Austropotamobius pallipes | SSSI | UD | UD | UD | UD | UD |