Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula gregaria Donkin Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 1.26 3.89
Navicula sp. subhamulata/fracta YUK Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 1.26 2.12
Nitzschia commutata Grunow Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 1.26 7.59
Pinnularia subinterrupta Krammer et Schroeter Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.36 1.26 3.43
Pseudogomphonema septentrionale Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 1.26 1.26 1.26
Achnanthes subatomoides (Hustedt) Lange-Bertalot et Archibald Labrador, Canada (LAB) 0.20 1.25 5.60
Aulacoseira lirata (Ehrenberg) Ross Abisko, Sweden (ABK) 0.47 1.25 4.67
Cyclotella wuetrichiana Lena River, Russia (LEN) 1.25 1.25 1.25
Fragilaria tenera (Smith) Lange-Bertalot Southampton Island, Nunavut, Canada (SI) 0.19 1.25 2.69
Nitzschia acicularis (Kützing) Smith Northern Quebec (QUE) 0.20 1.25 2.60
Nitzschia palea (Kützing) Smith Taimyr Peninsula, Russia (TAI) 0.30 1.25 5.49
Pinnularia mesolepta CDD_FM morphotype III (Ehrenberg) W. Smith 1853 sensu Krammer 1992 Labrador, Canada (LAB) 0.20 1.25 5.20
Amphora copulata (Kützing) Schoeman et Archibald Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.17 1.24 3.49
Amphora inariensis Krammer Northern Sweden (SWE) 0.36 1.24 2.12
Encyonema latens (Krasske) Mann Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.19 1.24 4.27
Navicula subtilissima Cleve Northern Sweden (SWE) 0.19 1.24 4.97
Nitzschia dissipata var. media (Hantzsch) Grunow Lena River, Russia (LEN) 0.27 1.24 2.84
Nitzschia perminuta EMILIE fo. 1 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 1.24 4.25
Pinnularia gibba var. linearis Hustedt Lena River, Russia (LEN) 1.24 1.24 1.24
Achnanthes lanceolata (Brébisson ex Kützing) Grunow Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.32 1.23 6.02
Adlafia bryophila (Petersen) Lange-Bertalot Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 1.23 1.23 1.23
Amphora pediculus (Kützing) Grunow Southampton Island, Nunavut, Canada (SI) 0.38 1.23 2.39
Aulacoseira perglabra (Østrup) Haworth Bylot Island, Nunavut, Canada. (BYL) 0.12 1.23 1.71
Diploneis marginestriata Hustedt Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.40 1.23 2.52
Fragilaria capucina Northern Sweden (SWE) 0.16 1.23 4.79
Fragilaria cf. pinnata (coarse) YUK YEL TAI PEC Taimyr Peninsula, Russia (TAI) 0.63 1.23 1.83
Fragilaria delicatissima Lena River, Russia (LEN) 1.23 1.23 1.23
Fragilaria tenera (Smith) Lange-Bertalot Northern Quebec (QUE) 0.40 1.23 3.60
Navicula bacilloides Hustedt Lena River, Russia (LEN) 0.62 1.23 2.12
Navicula cryptonella Lena River, Russia (LEN) 0.32 1.23 2.49
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