Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Stephanocostis chantaicus Genkal et Kuzmin 1985 Southampton Island, Nunavut, Canada (SI) 0.27 1.69 3.10
Aulacoseira distans var. nivalis (Smith) Haworth Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.19 1.68 5.93
Fragilaria cf. fasciculata QUE-TAI CDD Northern Quebec (QUE) 0.20 1.68 3.80
Navicula vitiosa Schimanski Northern Sweden (SWE) 0.16 1.68 5.80
Achnanthes biasolettiana var. subatomus Lange-Bertalot Northern Quebec (QUE) 0.20 1.67 5.00
Achnanthes sp. 7 QUEBEC CDD_FM Northern Quebec (QUE) 0.40 1.67 4.00
Cyclotella comta (Ehrenberg) Kützing Abisko, Sweden (ABK) 0.24 1.67 4.99
Fragilaria pinnata var. intercedens (Grunow) Hustedt Lena River, Russia (LEN) 0.63 1.67 4.67
Navicula disjuncta Hustedt Lena River, Russia (LEN) 0.62 1.67 3.82
Nitzschia sp. 1 SIBERIA (aff. alpina) CDD_FM Lena River, Russia (LEN) 0.29 1.67 3.68
Amphora libyca Ehrenberg 1840 Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.66 11.59
Fragilaria constricta Ehrenberg Northern Quebec (QUE) 0.40 1.66 4.60
Navicula capitata var. lueneburgensis (Grunow) Patrick Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 1.66 3.01
Navicula pupula var. pseudopupula Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 1.66 1.66 1.66
Nitzschia dissipata fo. undulata Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 1.66 1.66 1.66
Pinnularia biceps Gregory Yellowknife area, Northwest Territories, Canada (YEL) 0.27 1.66 4.78
Cymbopleura incerta var. spitsbergensis Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 1.65 1.65 1.65
Eunotia bilunaris var. mucophila Lange-Bertalot 1991 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.33 1.65 3.54
Eunotia rhyncocephala Hustedt 1936 Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.72 1.65 2.59
Fragilaria capucina var. gracilis (Østrup) Hustedt Pechora River, Russia (PEC) 0.58 1.65 3.76
Amphora pediculus (Kützing) Grunow Lena River, Russia (LEN) 0.32 1.64 3.44
Cymbella cuspidata Kützing Bylot Island, Nunavut, Canada. (BYL) 0.10 1.64 3.00
Cymbella gaeumannii Meister Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 1.64 20.00
Cymbella lunata Smith Northern Sweden (SWE) 0.15 1.64 6.29
Encyonema lange-bertalotii Bylot Island, Nunavut, Canada. (BYL) 0.20 1.64 2.00
Navicula cf. absoluta LEN-PEC-TAI CDD Lena River, Russia (LEN) 0.31 1.64 6.37
Pinnularia pluviana Sovereign 1963 Northern Quebec (QUE) 0.20 1.64 5.80
Navicula costulata Grunow Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 1.63 1.63 1.63
Navicula rotunda Hustedt Lena River, Russia (LEN) 0.31 1.63 4.60
Stauroneis cf. prominula SAL CDD Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 1.63 1.63 1.63
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