Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Cyclotella stelligera (Cleve et Grunow) Van Heurck Pechora River, Russia (PEC) 0.28 0.88 1.47
Cymbella incerta (Grunow) Cleve Northern Sweden (SWE) 0.16 0.88 3.85
Eunotia faba (Ehrenberg) Grunow Northern Quebec (QUE) 0.20 0.88 2.40
Eunotia nymanniana Grunow in Van Heurck 1881 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.88 2.30
Eunotia seminulum Nörpel-Schempp et Lange-Bertalot 1996 Northern Quebec (QUE) 0.20 0.88 3.00
Navicula sp. similis/anglica YUK Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.88 1.31
Nitzschia cf. acicularis DERMOT Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.36 0.88 1.77
Nitzschia sp. 1 QUEBEC CDD_FM Northern Quebec (QUE) 0.20 0.88 2.40
Nitzschia tubicola Grunow ex Cleve et Grunow Northern Quebec (QUE) 0.20 0.88 1.40
Pinnularia obscura Krasske Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 0.88 1.38
Achnanthes nodosa Cleve Northern Sweden (SWE) 0.18 0.87 3.54
Brachysira cf. procera CDD_FM Lange-Bertalot et Moser 1994 Northern Quebec (QUE) 0.20 0.87 4.90
Cyclotella rossii DIAT_UME morphotype II Håkansson 1990 Abisko, Sweden (ABK) 0.25 0.87 1.96
Cymbopleura oblongata var. parva Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.25 0.87 2.00
Denticula tenuis Kützing Lena River, Russia (LEN) 0.29 0.87 2.51
Fragilaria famelica (Kützing) Lange-Bertalot Northern Quebec (QUE) 0.20 0.87 2.80
Frustulia cf. magaliesmontana CDD_FM Cholnoky 1957 Labrador, Canada (LAB) 0.20 0.87 1.40
Frustulia rhomboides var. viridula (Brébisson) Cleve Northern Sweden (SWE) 0.18 0.87 3.10
Gomphonema acuminatum Ehrenberg Pechora River, Russia (PEC) 0.29 0.87 1.45
Navicula jaernefeltii Hustedt 1942 Taimyr Peninsula, Russia (TAI) 0.63 0.87 1.11
Navicula lenzii Hustedt ex Schmidt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.87 1.98
Navicula soehrensis Krasske Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.87 3.15
Navicula subtilissima Cleve Northern Quebec (QUE) 0.20 0.87 2.00
Achnanthes altaica (Poretzky) Cleve-Euler Abisko, Sweden (ABK) 0.23 0.86 5.21
Achnanthes impexiformis Lange-Bertalot Northern Quebec (QUE) 0.20 0.86 4.80
Asterionella formosa Hassal Labrador, Canada (LAB) 0.20 0.86 2.80
Cymbella descripta (Hustedt) Krammer et Lange-Bertalot Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.86 3.26
Cymbella hebridica Grunow ex Cleve Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.86 2.89
Fragilaria capucina var. rumpens (Kützing) Lange-Bertalot Abisko, Sweden (ABK) 0.49 0.86 1.23
Fragilaria pinnata var. intercedens (Grunow) Hustedt Pechora River, Russia (PEC) 0.28 0.86 1.78
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