Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula schmassmannii Hustedt 1943 Abisko, Sweden (ABK) 0.23 1.23 4.99
Nitzschia gracilis Hantzsch ex Rabenhorst Northern Quebec (QUE) 0.20 1.23 8.20
Nitzschia incognita Legler et Krasske Lena River, Russia (LEN) 0.63 1.23 2.46
Nitzschia palustris Hustedt Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 1.23 2.58
Achnanthes pusilla (Grunow) DeToni Pechora River, Russia (PEC) 0.26 1.22 2.65
Achnanthes scotica Flower et Jones Abisko, Sweden (ABK) 0.24 1.22 6.76
Aulacoseira crenulata (Ehrenberg) Thwaites Taimyr Peninsula, Russia (TAI) 1.22 1.22 1.22
Aulacoseira spp. DIAT_UME Northern Sweden (SWE) 0.18 1.22 3.09
Nitzschia angustata (Smith) Grunow Taimyr Peninsula, Russia (TAI) 1.22 1.22 1.22
Nitzschia perminuta QUEBEC fo. 1 (Grunow) Peragallo 1903 Northern Quebec (QUE) 0.20 1.22 3.40
Stauroneis anceps Ehrenberg Lena River, Russia (LEN) 0.32 1.22 3.49
Brachysira neoexilis CDD_FM morphotype II Lange-Bertalot in Lange-Bertalot et Moser 1994 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 1.21 6.77
Caloneis bacillum (Grunow) Cleve Taimyr Peninsula, Russia (TAI) 0.28 1.21 2.68
Craticula molesta Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.17 1.21 2.71
Cymbella obscura Krasske Lena River, Russia (LEN) 1.21 1.21 1.21
Eunotia bilunaris (Ehrenberg) Mills Lena River, Russia (LEN) 0.31 1.21 3.30
Fragilaria capucina Desmazières Taimyr Peninsula, Russia (TAI) 0.61 1.21 2.22
Fragilaria capucina var. vaucheriae (Kützing) Lange-Bertalot Taimyr Peninsula, Russia (TAI) 0.53 1.21 3.33
Gomphonema gracile Ehrenberg emend Van Heurck Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.21 2.97
Meridion circulare (Greville) Agardh Northern Sweden (SWE) 0.19 1.21 2.82
Muelleria gibbula (Cleve) Spaulding et Stoermer Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.35 1.21 2.59
Navicula detenta Hustedt Abisko, Sweden (ABK) 1.21 1.21 1.21
Nitzschia cf. commutata DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.32 1.21 3.01
Nitzschia inconspicua Grunow Lena River, Russia (LEN) 0.32 1.21 2.51
Stauroneis anceps Ehrenberg Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.21 6.19
Achnanthes carissima Lange-Bertalot Northern Sweden (SWE) 0.16 1.20 5.57
Achnanthes levanderi Hustedt Northern Quebec (QUE) 0.20 1.20 2.60
Achnanthes peragalli Brun et Héribaud Northern Quebec (QUE) 0.20 1.20 2.20
Achnanthes suchlandtii Hustedt Pechora River, Russia (PEC) 0.29 1.20 7.29
Aulacoseira distans var. humilis (A. Cleve-Euler) R. Ross in Hartley 1986 Labrador, Canada (LAB) 0.20 1.20 1.80
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