| Bladder Wrack (Fucus vesiculosus) | | 538 | 11786 | 203 | 2023-09-26 |
| Grisetang (Ascophyllum nodosum) | | 496 | 7931 | 123 | 2023-09-26 |
| Serrated Wrack (Fucus serratus) | | 494 | 7910 | 123 | 2023-09-26 |
| Brown algae (Phaeophyta indet.) | | 474 | 10837 | 73 | 2023-09-26 |
| Chanelled Wrack (Pelvetia canaliculata) | | 401 | 4035 | 71 | 2023-09-26 |
| Tare (Laminaria sp.) | | 382 | 5248 | | 2023-09-26 |
| Japansk drivtang (Sargassum muticum) | | 145 | 1082 | 12 | 2023-06-15 |
| Tabellaria flocculosa | | 109 | 286 | | 2005-08-30 |
| Sugar Kelp (Saccharina latissima) | | 66 | 195 | 59 | 2023-09-18 |
| Dinobryon crenulatum | | 65 | 123 | | 1996-09-25 |
| Mallomonas sp. | | 57 | 117 | | 1996-10-11 |
| Peridinium sp. | | 50 | 89 | | 1996-10-11 |
| Oarweed (Laminaria digitata) | | 49 | 154 | 66 | 2023-09-18 |
| Tabellaria fenestrata | | 48 | 85 | | 1996-10-11 |
| Cyclotella sp. | | 47 | 96 | | 2004-09-01 |
| Asterionella formosa | | 46 | 115 | | 2003-05-19 |
| Rhodomonas sp. | | 46 | 85 | | 1996-10-17 |
| Dinobryon divergens | | 41 | 89 | | 1996-09-25 |
| Ceratium hirundinella | | 39 | 87 | | 2003-05-19 |
| Fragilaria crotonensis | | 36 | 82 | | 2005-08-30 |
| Bitrichia chodatii | | 32 | 60 | | 1994-09-12 |
| Mallomonas spp. | | 32 | 40 | | 1994-09-07 |
| Cat gut (Chorda filum) | | 30 | 89 | 20 | 2019-06-12 |
| Dinobryon bavaricum | | 30 | 65 | | 1994-10-04 |
| Melosira sp. | | 30 | 49 | | 1994-10-04 |
| Rhodomonas spp. | | 27 | 38 | | 1996-09-27 |
| Peridinium spp. | | 26 | 30 | | 1991-06-12 |
| Spiralled Wrack (Fucus spiralis) | | 25 | 59 | 28 | 2020-10-29 |
| Cyclotella spp. | | 25 | 28 | | 1996-09-18 |
| Cuvie (Laminaria hyperborea) | | 24 | 54 | 12 | 2021-09-09 |
| Cryptomonas spp. | | 24 | 34 | | 1996-09-26 |
| Butare (Alaria esculenta) | | 21 | 42 | 8 | 2021-09-09 |
| Kiselalger (Bacillariophyceae indet.) | | 19 | 44 | | 2016-09-12 |
| Rhodomonas lacustris | | 19 | 38 | | 1996-09-09 |
| Dinobryon sociale | | 19 | 24 | | 1994-06-10 |
| Bitrichia cf. chodatii | | 19 | 23 | | 1994-09-21 |
| Melosira spp. | | 18 | 21 | | 1993-10-04 |
| Fureflagellater (Dinophyceae indet.) | | 16 | 32 | 3 | 2019-09-23 |
| Cryptomonas marssonii | | 16 | 20 | | 1994-06-13 |
| Chilomonas sp. | | 15 | 22 | | 1994-09-20 |
| Dinobryon sertularia | | 14 | 18 | | 1996-10-11 |
| Cryptomonas sp. | | 13 | 18 | | 1996-09-06 |
| Melosira cf. italica | | 12 | 24 | | 1994-09-20 |
| Landlady's wig (Desmarestia aculeata) | | 12 | 19 | 9 | 2019-08-23 |
| Sea oak (Halidrys siliquosa) | | 11 | 26 | 3 | 2017-09-21 |
| Tang (Fucales indet.) | | 11 | 24 | 4 | 2014-09-24 |
| Fragilaria sp. | | 10 | 14 | | 1994-06-18 |
| Synura sp. | | 9 | 14 | | 1994-09-12 |
| Dinobryon korschikovii | | 9 | 10 | | 1991-09-24 |
| Sea Thong (Himanthalia elongata) | | 8 | 15 | 8 | 2017-11-01 |
Sustain.no is provided by the Norwegian Centre for Science Education