Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Nitzschia pura Hustedt Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.19 0.44 0.69
Pinnularia obscura Morphotyp I Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.36 0.43 0.69
Achnanthes petersenii Hustedt 1936 Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.51 0.68
Cocconeis placentula Ehrenberg Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.68 0.68 0.68
Fragilaria pinnata var. ventriculosa Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 0.39 0.68
Hantzschia marina Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.51 0.68
Navicula cf. indifferens ALERT DERMOT Hustedt Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.68 0.68 0.68
Navicula cf. subrotundata YUK-YEL CDD Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.58 0.68
Navicula cf. pseudolanceolata YUK-YEL CDD Lange-Bertalot Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.65 0.66 0.67
Navicula utermoehlii Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.50 0.67
Neidium ampliatum (Ehrenberg) Krammer Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.50 0.67
Nitzschia sp. linearis/sigmoidea YUK Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.67 0.67
Achnanthes didyma Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.45 0.66
Achnanthes lanceolata (Brébisson ex Kützing) Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.44 0.66
Achnanthes laterostrata var. capitata Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.55 0.66
Achnanthes rosenstockii Lange-Bertalot Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.41 0.66
Achnanthes ventralis (Krasske) Lange-Bertalot Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.40 0.66
Amphipleura kriegeriana (Krasske) Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.41 0.66
Amphora coffeaeformis var. perpusilla Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.66 0.66
Amphora spp. DIAT_UME Northern Sweden (SWE) 0.66 0.66 0.66
Amphora veneta Kützing Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.66 0.66
Aulacoseira granulata (Ehrenberg) Simonsen Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.19 0.37 0.66
Aulacoseira subarctica fo. recta Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.49 0.66
Brachysira neoexilis CDD_FM morphotype I Lange-Bertalot in Lange-Bertalot et Moser 1994 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.45 0.66
Caloneis silicula fo. truncatula Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.49 0.66
Caloneis undulata (Gregory) Krammer Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.66 0.66
Cocconeis placentula Ehrenberg Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.38 0.66
Cyclotella antiqua Smith Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.66 0.66
Cymbella naviculiformis Auerswald ex Héribaud Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.47 0.66
Cymbella pusilla Grunow Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.66 0.66 0.66
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