Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula mediocris Krasske Northern Sweden (SWE) 0.16 1.83 5.52
Navicula seminulum Grunow Abisko, Sweden (ABK) 0.23 1.83 6.86
Nitzschia sinuata (Thwaites) Grunow Bylot Island, Nunavut, Canada. (BYL) 1.00 1.83 3.00
Aulacoseira distans var. distans (Ehrenberg) Simonsen in Camburn et Kingston 1986 Abisko, Sweden (ABK) 0.24 1.82 7.38
Aulacoseira italica (Ehrenberg) Simonsen Abisko, Sweden (ABK) 0.25 1.82 4.24
Cyclotella ocellata Pantocsek Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 1.82 5.26
Fragilaria brevistriata var. papillosa Cleve-Euler Yellowknife area, Northwest Territories, Canada (YEL) 0.29 1.82 3.94
Navicula suchlandtii Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 1.82 1.82 1.82
Microcostatus turritus Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.81 7.50
Anomoeoneis brachysira (Brébisson) Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.27 1.80 4.94
Cymbella delicatula Kützing Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 1.80 3.29
Meridion circulare (Greville) Agardh Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 1.29 1.80 2.30
Navicula bryophila Petersen Pechora River, Russia (PEC) 1.80 1.80 1.80
Nitzschia hantzschiana Rabenhorst Labrador, Canada (LAB) 1.80 1.80 1.80
Psammothidium rossii (Hustedt) Bukhtiyarova et Round Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 1.80 1.80 1.80
Aulacoseira perglabra (Østrup) Haworth Northern Quebec (QUE) 0.20 1.79 7.60
Chamaepinnularia grandupii Bylot Island, Nunavut, Canada. (BYL) 0.19 1.79 6.00
Cocconeis neothumensis Krammer Southampton Island, Nunavut, Canada (SI) 0.20 1.79 2.98
Eunotia pectinalis var. minor (Kützing) Rabenhorst Abisko, Sweden (ABK) 0.21 1.79 25.25
Pinnularia gibba Ehrenberg Pechora River, Russia (PEC) 1.79 1.79 1.79
Cymbella hebridica Grunow ex Cleve Pechora River, Russia (PEC) 0.29 1.78 5.06
Fragilaria acidobiontica Charles Labrador, Canada (LAB) 0.20 1.78 7.60
Cymbella amphicephala Nägeli ex Kützing Abisko, Sweden (ABK) 0.22 1.77 13.58
Gomphonema distans (Cleve-Euler) Lange-Bertalot et Reichardt Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.25 1.77 5.43
Navicula vulpina Kützing Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.13 1.77 14.30
Surirella turgida Smith Taimyr Peninsula, Russia (TAI) 1.77 1.77 1.77
Caloneis fasciata Group 1 DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.29 1.76 7.83
Diploneis mauleri Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.76 3.18
Navicula disjuncta Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.76 17.22
Nitzschia fonticola Grunow Northern Sweden (SWE) 0.17 1.76 10.31
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