Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Brachysira serians (Brebisson) Round et Mann Northern Sweden (SWE) 0.22 0.28 0.34
Cyclotella bodanica var. lemanica (O. Müller ex Schroter) Bachmann 1903 Abisko, Sweden (ABK) 0.20 0.28 0.43
Cyclotella sp. YEL Yellowknife area, Northwest Territories, Canada (YEL) 0.26 0.28 0.30
Cymbella sinuata Gregory Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Diatoma tenue var. elongatum Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Diploneis sp. YEL Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Eunotia nymanniana Grunow in Van Heurck 1881 Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.29
Fragilaria construens var. construens (Ehrenberg) Grunow 1862 Abisko, Sweden (ABK) 0.20 0.28 0.48
Fragilaria crotonensis Kitton Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Fragilaria pseudoconstruens var. bigibba Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Fragilaria vaucheriae (Kützing) Petersen Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Meridion circulare (Greville) Agardh Abisko, Sweden (ABK) 0.23 0.28 0.49
Navicula cf. pseudolanceolata YUK-YEL CDD Lange-Bertalot Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Navicula contenta Grunow ex Van Heurck Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Navicula minuscula var. muralis (Grunow) Lange-Bertalot Northern Sweden (SWE) 0.17 0.28 0.48
Navicula oblonga Østrup Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Neidium dubium (Ehrenberg) Cleve Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Nitzschia cf. pura YUK-YEL CDD Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Nitzschia heufleriana Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.28 0.28
Nitzschia paleacea Grunow ex Van Heurck Northern Sweden (SWE) 0.19 0.28 0.36
Pinnularia pulchra Østrup Northern Sweden (SWE) 0.28 0.28 0.28
Surirella linearis Smith Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.28 0.40
Achnanthes biasolettiana (Kützing) Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.26 0.27 0.28
Achnanthes laevis var. laevis Østrup 1910 Northern Sweden (SWE) 0.19 0.27 0.36
Achnanthes lanceolata (Brébisson ex Kützing) Grunow Northern Sweden (SWE) 0.19 0.27 0.33
Amphora veneta Kützing Northern Sweden (SWE) 0.18 0.27 0.37
Diploneis parma Cleve Northern Sweden (SWE) 0.17 0.27 0.37
Eunotia diodon Ehrenberg Northern Sweden (SWE) 0.17 0.27 0.37
Eunotia pectinalis var. ventricosa (Ehrenberg) Grunow Northern Sweden (SWE) 0.22 0.27 0.32
Eunotia septentrionalis Østrup Northern Sweden (SWE) 0.17 0.27 0.37
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