Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula cf. oppugnata YUK CDD Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.97 5.17 8.94
Navicula capitata Ehrenberg Taimyr Peninsula, Russia (TAI) 4.27 6.56 8.86
Asterionella formosa Hassal Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 2.66 8.85
Psammothidium helveticum (Hustedt) Bukhtiyarova et Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.55 8.84
Navicula vitiosa Schimanski Labrador, Canada (LAB) 0.20 2.94 8.80
Fragilaria brevistriata Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 1.29 8.79
Cymbella designata Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.86 8.78
Achnanthes suchlandtii Hustedt Bylot Island, Nunavut, Canada. (BYL) 3.45 7.41 8.76
Pseudostaurosira pseudoconstruens (Marciniak) Williams et Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 8.75 8.75 8.75
Fragilaria construens var. pumila Grunow Labrador, Canada (LAB) 0.20 1.96 8.70
Tabellaria flocculosa (Roth) Kützing Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 1.62 8.70
Nitzschia perminuta (Grunow) Peragallo Bylot Island, Nunavut, Canada. (BYL) 0.10 3.17 8.67
Fragilaria pseudoconstruens Marciniak Bylot Island, Nunavut, Canada. (BYL) 4.65 6.49 8.65
Achnanthes chlidanos Hohn et Hellermann Pechora River, Russia (PEC) 0.29 1.46 8.63
Fragilaria capucina var. capucina Desmazières 1825 Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 3.30 6.23 8.63
Achnanthes conspicua Mayer Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 2.16 8.61
Amphora spitzbergensis Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.20 2.19 8.56
Nitzschia perminuta EMILIE fo. 2 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 2.52 8.52
Diatoma tenuis Agardh Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.25 1.89 8.44
Achnanthes marginulata Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.95 2.95 8.41
Fragilaria pinnata var. acuminata Mayer Northern Quebec (QUE) 0.20 2.06 8.40
Aulacoseira lirata var. lacustris (Grunow) Ross Abisko, Sweden (ABK) 1.49 3.75 8.33
Navicula parasubtilissima Kobayasi et Nagumo Labrador, Canada (LAB) 0.20 1.72 8.30
Navicula veneta Kützing Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 8.28 8.28 8.28
Psammothidium kryophilum (Petersen) E. Reichardt 2004 Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.56 8.25
Denticula tenuis Kützing Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 1.70 8.24
Navicula schmassmannii Hustedt 1943 Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.57 8.22
Navicula seminulum Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 2.69 8.22
Achnanthes chlidanos Hohn et Hellermann Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 1.33 8.20
Navicula seminuloides Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 2.78 8.20
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