Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Cymbella neocistula Krammer Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.18 0.68 1.96
Navicula cocconeiformis Gregory ex Greville Southampton Island, Nunavut, Canada (SI) 0.19 0.75 1.96
Nitzschia bacillum Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.75 1.96
Fragilaria capucina var. rumpens (Kützing) Lange-Bertalot Northern Sweden (SWE) 0.38 0.93 1.95
Frustulia rhomboides (Ehrenberg) De Toni Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.92 1.95
Nitzschia palea (Kützing) Smith Northern Sweden (SWE) 0.16 0.59 1.95
Achnanthes curtissima Carter Taimyr Peninsula, Russia (TAI) 0.29 0.93 1.94
Aulacoseira nygaardii Camburn Northern Sweden (SWE) 0.32 1.13 1.94
Cymbella incerta (Grunow) Cleve Abisko, Sweden (ABK) 0.20 0.72 1.94
Navicula digitulus Hustedt Taimyr Peninsula, Russia (TAI) 0.63 0.98 1.94
Navicula sp. 3 EMILIE Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.33 1.13 1.94
Cymbopleura cf. hybrida DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.17 0.67 1.93
Fragilaria construens (Ehrenberg) Grunow 1862 Lena River, Russia (LEN) 0.31 1.12 1.93
Navicula jaagii Meister Abisko, Sweden (ABK) 0.23 0.60 1.93
Navicula pseudoscutiformis Hustedt Northern Sweden (SWE) 0.16 0.45 1.93
Eunotia sp. 10 [(minima)] DIAT_UME Northern Sweden (SWE) 0.17 0.55 1.92
Navicula sp. 6 Québec EMILIE Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.58 1.92
Nitzschia homburgiensis Lange-Bertalot 1978 Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 0.73 1.92
Stauroneis anceps Ehrenberg Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.93 1.92
Tryblionella debilis Arnott Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.20 0.95 1.91
Achnanthes saccula Carter Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 1.90 1.90 1.90
Aulacoseira ambigua (Grunow) Simonsen Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.68 1.90
Aulacoseira sp. ABISKO Abisko, Sweden (ABK) 0.24 0.57 1.90
Gomphonema gracile Ehrenberg emend Van Heurck Abisko, Sweden (ABK) 0.23 0.57 1.90
Nitzschia tubicola Grunow ex Cleve et Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.63 1.90
Pinnularia schroeterae Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 1.04 1.90
Achnanthes lanceolata (Brébisson ex Kützing) Grunow Lena River, Russia (LEN) 0.31 1.10 1.89
Aulacoseira italica var. valida (Grunow in Van Heurck ) Simonsen 1979 Abisko, Sweden (ABK) 0.23 0.78 1.89
Brachysira procera Lange-Bertalot et Moser Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.61 1.89
Cyclotella bodanica var. lemanica (O. Müller ex Schroter) Bachmann 1903 Yellowknife area, Northwest Territories, Canada (YEL) 0.25 0.57 1.89
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