Site: Holdalsvatn
| Species | Scientific name | 1994 |
|---|---|---|
| Aphanizomenon cf. flos-aquae | 1 | |
| Asplanchna sp. | 1 | |
| Dictyosphaerium sp. | 1 | |
| Limnephilus sp. | 1 | |
| Microcystis sp. | 1 | |
| Oocystis sp. | 1 | |
| Rhodomonas sp. | 1 | |
| Scenedesmus sp. | 1 | |
| Staurastrum cf. anatinum | 1 | |
| Anabaena affinis | 1 | |
| Daphnia galeata | 1 | |
| Dinobryon cylindricum | 1 | |
| Gerris lateralis | 1 | |
| Gyromitus cordiformis | 1 | |
| Hoppekreps | Eudiaptomus graciloides | 1 |
| Leptodora kindti | 1 | |
| Monoraphidium contortum | 1 | |
| Polycentropus flavomaculatus | 1 | |
| Spondylosium planum | 1 | |
| Staurodesmus incus | 1 | |
| Tabellaria flocculosa | 1 |
