Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Cymbella tumida (Brébisson ex Kützing) Van Heurck Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Cymbopleura angustata var. spitsbergensis Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.35 0.35 0.36
Diploneis elliptica var. ladogensis Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Encyonema ventricosum Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.32 0.35 0.38
Eunotia diadema Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.35 0.94
Eunotia iatriaensis Foged Abisko, Sweden (ABK) 0.24 0.35 0.69
Navicula helensis Schulz Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Nitzschia amphibia Grunow Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.35 0.35 0.35
Nitzschia recta Hantzsch ex Rabenhorst Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.19 0.35 0.66
Surirella minuta Brébisson Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.22 0.35 0.47
Achnanthes sublaevis Hustedt Abisko, Sweden (ABK) 0.20 0.34 0.95
Cymbella naviculacea Grunow in Cleve 1881 Abisko, Sweden (ABK) 0.24 0.34 0.97
Eunotia cf. naegelii YUK CDD Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.34 0.34 0.34
Eunotia lapponica Grunow ex Cleve Northern Sweden (SWE) 0.34 0.34 0.34
Eunotia pectinalis var. minor (Kützing) Rabenhorst Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.34 0.35
Fragilaria capucina Desmazières Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.34 0.49
Navicula bryophila Petersen Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.34 0.34
Navicula cf. krasskei YUK CDD Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.34 0.34 0.34
Navicula egregia fo. fennica Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.34 0.34 0.34
Navicula gastrum var. signata Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.34 0.34 0.34
Neidium septentrionale Cleve-Euler 1939 Northern Sweden (SWE) 0.34 0.34 0.34
Pinnularia caudata (Boyer) Patrick Northern Sweden (SWE) 0.34 0.34 0.34
Stauroneis prominula (Grunow) Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.34 0.66
Stenopterobia alpina (Gregory) R. Ross in Hartley 1986 Northern Sweden (SWE) 0.18 0.34 0.58
Surirella angusta Kützing Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.34 0.65
Surirella sp. ABISKO Abisko, Sweden (ABK) 0.20 0.34 0.73
Achnanthes amoena Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.33
Achnanthes austriaca Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.33
Achnanthes biasolettiana (Kützing) Grunow Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.33
Achnanthes flexella var. alpestris Brun Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.33
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