Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Denticula tenuis var. crassula (Nägeli) Hustedt Northern Sweden (SWE) 0.39 0.82 1.80
Eunotia satelles (Nörpel et Lange-Bertalot) Nörpel et Lange-Bertalot 1996 Labrador, Canada (LAB) 0.20 0.43 1.80
Fragilaria cf. parasitica CDD_FM (W. Smith) Grunow in Van Heurck 1881 Northern Quebec (QUE) 0.80 1.27 1.80
Fragilaria sp. 11 QUEBEC CDD_FM Northern Quebec (QUE) 0.40 1.10 1.80
Melosira arentii (Kolbe) Nagumo et Kobayasi 1977 Labrador, Canada (LAB) 0.20 0.80 1.80
Navicula bryophila Petersen Pechora River, Russia (PEC) 1.80 1.80 1.80
Navicula cocconeiformis fo. elliptica Hustedt 1954 Northern Quebec (QUE) 0.20 0.58 1.80
Navicula digitulus Hustedt Northern Quebec (QUE) 0.20 0.68 1.80
Navicula pupula CDD_FM morphotype VII Mittersee sensu Lange-Bertalot et Metzeltin 1996 Northern Quebec (QUE) 0.20 0.51 1.80
Navicula pupula Kützing Labrador, Canada (LAB) 0.20 0.48 1.80
Navicula sp. 37 QUEBEC CDD_FM Northern Quebec (QUE) 0.20 0.75 1.80
Nitzschia hantzschiana Rabenhorst Labrador, Canada (LAB) 1.80 1.80 1.80
Nitzschia recta Hantzsch ex Rabenhorst Northern Quebec (QUE) 0.20 0.51 1.80
Pinnularia brauniana (Grunow) Mills 1934 Northern Quebec (QUE) 0.20 0.77 1.80
Pinnularia microstauron (Ehrenberg) Cleve Labrador, Canada (LAB) 0.20 0.58 1.80
Pinnularia rupestris Hantzsch Labrador, Canada (LAB) 0.20 0.52 1.80
Psammothidium rossii (Hustedt) Bukhtiyarova et Round Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 1.80 1.80 1.80
Synedra parasitica (Smith) Hustedt Northern Sweden (SWE) 0.29 0.81 1.80
Cyclotella rossii Håkansson 1990 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.71 1.79
Cymbella silesiaca Bleisch Southampton Island, Nunavut, Canada (SI) 0.19 0.79 1.79
Eunotia arculus (Grunow) Lange-Bertalot et Nörpel Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.67 1.79
Navicula jaernefeltii Hustedt 1942 Southampton Island, Nunavut, Canada (SI) 0.18 0.44 1.79
Navicula subrotundata Hustedt Pechora River, Russia (PEC) 0.51 1.02 1.79
Pinnularia gibba Ehrenberg Pechora River, Russia (PEC) 1.79 1.79 1.79
Stephanodiscus alpinus Hustedt Northern Sweden (SWE) 0.20 0.74 1.79
Fragilaria pinnata var. intercedens (Grunow) Hustedt Pechora River, Russia (PEC) 0.28 0.86 1.78
Navicula submuralis Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.92 1.78
Pinnularia balfouriana Grunow ex Cleve Yellowknife area, Northwest Territories, Canada (YEL) 0.29 0.68 1.78
Eunotia muscicola var. tridentula Nörpel et Lange-Bertalot Southampton Island, Nunavut, Canada (SI) 0.19 0.60 1.77
Nitzschia cf. acicularis DERMOT Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.36 0.88 1.77
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