Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Pinnularia divergentissima (Grunow) Cleve Northern Sweden (SWE) 0.37 0.37 0.37
Pinnularia humilis Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 0.37 0.37
Pinnularia ignobilis (Krasske) Cleve-Euler Northern Sweden (SWE) 0.37 0.37 0.37
Achnanthes laevis var. laevis Østrup 1910 Northern Sweden (SWE) 0.19 0.27 0.36
Cymbella similis Krasske Northern Sweden (SWE) 0.36 0.36 0.36
Cymbopleura angustata var. spitsbergensis Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.35 0.35 0.36
Navicula cf. vitiosa SWE-TAI-LEN CDD Schimanski 1978 Northern Sweden (SWE) 0.18 0.29 0.36
Nitzschia bryophila (Hustedt) Hustedt Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.36 0.36 0.36
Nitzschia paleacea Grunow ex Van Heurck Northern Sweden (SWE) 0.19 0.28 0.36
Stauroneis sagitta Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.36 0.36 0.36
Achnanthes calcar Cleve Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Amphora ovalis (Kützing) Kützing Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 0.33 0.35
Cymbella tumida (Brébisson ex Kützing) Van Heurck Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Diploneis elliptica var. ladogensis Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.35 0.35 0.35
Eunotia pectinalis var. minor (Kützing) Rabenhorst Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.34 0.35
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
Pinnularia nodosa (Ehrenberg) Smith Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.35
Brachysira serians (Brebisson) Round et Mann Northern Sweden (SWE) 0.22 0.28 0.34
Cymbella cistula (Ehrenberg) Kirchner Northern Sweden (SWE) 0.19 0.24 0.34
Diploneis cf. parma YUK CDD Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.33 0.34
Eunotia arcus Ehrenberg Northern Sweden (SWE) 0.15 0.22 0.34
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
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
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