Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula sp. 2 DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.08 2.83
Meridion circulare (Greville) Agardh Northern Sweden (SWE) 0.19 1.21 2.82
Cyclotella iris Brun et Héribaud Lena River, Russia (LEN) 0.64 1.73 2.81
Asterionella formosa Hassal Labrador, Canada (LAB) 0.20 0.86 2.80
Caloneis silicula (Ehrenberg) Cleve Bylot Island, Nunavut, Canada. (BYL) 0.16 0.85 2.80
Cocconeis placentula var. euglypta (Ehrenberg) Grunow Lena River, Russia (LEN) 0.31 1.09 2.80
Cyclotella bodanica var. lemanica (O. Müller ex Schroter) Bachmann 1903 Northern Quebec (QUE) 0.20 0.75 2.80
Cymbella hebridica Grunow ex Cleve Northern Quebec (QUE) 0.20 0.78 2.80
Fragilaria famelica (Kützing) Lange-Bertalot Northern Quebec (QUE) 0.20 0.87 2.80
Fragilaria hungarica var. tumida Cleve-Euler Northern Quebec (QUE) 0.20 0.80 2.80
Nitzschia sp. 1 DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.39 1.88 2.80
Nitzschia sp. 4 QUEBEC CDD_FM Northern Quebec (QUE) 0.20 1.27 2.80
Pinnularia silvatica Petersen Northern Quebec (QUE) 0.20 0.92 2.80
Stenopterobia delicatissima (Lewis) Brébisson ex Van Heurck 1896 Northern Quebec (QUE) 0.20 0.78 2.80
Cymbella designata Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.33 1.19 2.77
Fragilaria capucina var. capucina Desmazières 1825 Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.20 1.00 2.77
Navicula bryophila Petersen Lena River, Russia (LEN) 2.76 2.76 2.76
Pinnularia subgibba Krammer Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.57 2.76
Sellaphora pseudonana Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.09 2.75
Eunotia incisa Smith ex Gregory Abisko, Sweden (ABK) 0.23 0.61 2.72
Craticula molesta Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.17 1.21 2.71
Nitzschia dissipata (Kützing) Grunow Taimyr Peninsula, Russia (TAI) 0.32 1.17 2.70
Achnanthes saccula Carter Abisko, Sweden (ABK) 0.24 0.65 2.69
Brachysira sp. 1 [Round Loch] DIAT_UME Northern Sweden (SWE) 0.18 0.96 2.69
Fragilaria tenera (Smith) Lange-Bertalot Southampton Island, Nunavut, Canada (SI) 0.19 1.25 2.69
Caloneis bacillum (Grunow) Cleve Taimyr Peninsula, Russia (TAI) 0.28 1.21 2.68
Cymbella minuta Hilse ex Rabenhorst Taimyr Peninsula, Russia (TAI) 0.60 1.01 2.68
Cymbopleura affinis Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.11 2.68
Eunotia praerupta Ehrenberg 1843 Abisko, Sweden (ABK) 0.21 0.59 2.66
Achnanthes pusilla (Grunow) DeToni Pechora River, Russia (PEC) 0.26 1.22 2.65
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