Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Neidium decoratum Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 2.58 2.58 2.58
Navicula cf. rhynchocephala DERMOT fo. elegans Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 2.53 2.53 2.53
Achnanthes calcar Cleve Lena River, Russia (LEN) 2.50 2.50 2.50
Achnanthes holsatica Hustedt Lena River, Russia (LEN) 2.50 2.50 2.50
Nupela paludigena (Scherer) Lange-Bertalot 1993 Labrador, Canada (LAB) 2.40 2.40 2.40
Eunotia incisa Smith ex Gregory Pechora River, Russia (PEC) 2.38 2.38 2.38
Tabellaria ventricosa Kützing Taimyr Peninsula, Russia (TAI) 2.37 3.12 3.87
Cyclotella schumannii (Grunow) Håkansson Northern Sweden (SWE) 2.32 3.38 4.44
Eunotia mensturi Pechora River, Russia (PEC) 2.32 4.04 5.75
Hannaea arcus var. linearis Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 2.31 2.31 2.31
Navicula sp. 1 DERMOT Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 2.29 6.51 10.73
Cyclotella cf. tripartita LEN CDD Lena River, Russia (LEN) 2.25 2.25 2.25
Aulacoseira lirata (Ehrenberg) Ross Bylot Island, Nunavut, Canada. (BYL) 2.24 3.72 4.77
Navicula capitoradiata Lena River, Russia (LEN) 2.21 2.21 2.21
Navicula cf. obsoleta YUK-YEL CDD Yellowknife area, Northwest Territories, Canada (YEL) 2.18 2.18 2.18
Pinnularia appendiculata (Agardh) Cleve Abisko, Sweden (ABK) 2.14 2.14 2.14
Tabellaria ventricosa Kützing Lena River, Russia (LEN) 2.14 2.14 2.14
Navicula libonensis Schoeman Lena River, Russia (LEN) 2.12 2.12 2.12
Diatoma cf. problematica DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 2.11 2.11 2.11
Fragilaria virescens Ralfs Southampton Island, Nunavut, Canada (SI) 2.10 2.10 2.10
Navicula cf. seminulum LEN-PEC-TAI CDD Pechora River, Russia (PEC) 2.10 2.10 2.10
Stauroneis agrestis Petersen Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 2.06 2.06 2.06
Hantzschia amphyoxis Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 2.04 2.04 2.04
Fragilaria capucina var. gracilis (Østrup) Hustedt Bylot Island, Nunavut, Canada. (BYL) 2.00 4.72 10.04
Gomphonema lagerheimii Cleve Bylot Island, Nunavut, Canada. (BYL) 2.00 12.92 31.50
Navicula sp. 36 QUEBEC CDD_FM Northern Quebec (QUE) 2.00 2.00 2.00
Achnanthes saccula Carter Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 1.90 1.90 1.90
Gomphonema cf. productum DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 1.90 3.18 4.46
Navicula tripunctata var. arctica Lena River, Russia (LEN) 1.85 1.85 1.85
Navicula suchlandtii Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 1.82 1.82 1.82
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