Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Nitzschia inconspicua Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 1.95 15.79
Caloneis fasciata Group 2 DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 1.99 15.78
Achnanthes pusilla (Grunow) DeToni Northern Sweden (SWE) 0.18 2.05 15.46
Navicula vitiosa Schimanski Pechora River, Russia (PEC) 0.32 3.84 15.34
Navicula laevissima Kützing Abisko, Sweden (ABK) 0.20 2.33 15.31
Encyonopsis cf. microcephala DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 2.53 15.30
Fragilaria brevistriata Grunow Labrador, Canada (LAB) 0.20 2.73 15.30
Nitzschia cf. normannii DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.19 3.38 15.26
Fragilaria pseudoconstruens Marciniak Labrador, Canada (LAB) 0.20 4.06 15.20
Frustulia rhomboides (Ehrenberg) De Toni Northern Quebec (QUE) 0.20 2.25 15.20
Psammothidium marginulatum (Grunow) Bukhtiyarova et Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.43 15.13
Cyclotella tripartita Håkansson Bylot Island, Nunavut, Canada. (BYL) 11.08 13.24 15.10
Fragilaria capucina Desmazières Bylot Island, Nunavut, Canada. (BYL) 0.11 2.36 15.00
Denticula subtilis Grunow Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.39 5.25 14.98
Cyclotella bodanica var. lemanica (O. Müller ex Schroter) Bachmann 1903 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.19 2.44 14.89
Navicula chiarae Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.33 4.23 14.82
Fragilaria brevistriata Grunow Northern Quebec (QUE) 0.20 2.55 14.70
Fragilaria fasciculata (Agardh) Lange-Bertalot Southampton Island, Nunavut, Canada (SI) 0.82 7.73 14.65
Nitzschia palea (Kützing) Smith Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.23 2.34 14.62
Rossithidium petersenii Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 2.57 14.42
Cyclotella stelligera (Cleve et Grunow) Van Heurck Northern Quebec (QUE) 0.20 2.53 14.40
Navicula cryptocephala Kützing Abisko, Sweden (ABK) 0.23 1.53 14.36
Navicula libonensis Schoeman Taimyr Peninsula, Russia (TAI) 14.33 14.33 14.33
Navicula vulpina Kützing Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.13 1.77 14.30
Navicula minuscula Grunow Lena River, Russia (LEN) 0.61 2.49 14.24
Eunotia exigua (Brébisson ex Kützing) Rabenhorst Pechora River, Russia (PEC) 0.90 3.38 14.20
Fragilaria pseudoconstruens Marciniak Northern Quebec (QUE) 0.20 4.01 14.20
Encyonema fogedii Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.44 4.11 14.18
Fragilaria construens var. venter (Ehrenberg) Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 2.33 14.15
Fragilaria virescens var. exigua Grunow Labrador, Canada (LAB) 0.20 3.36 14.10
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