Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula jonssonii Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.43 4.47
Psammothidium marginulatum (Grunow) Bukhtiyarova et Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.43 15.13
Stephanodiscus alpinus Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 2.43 4.93
Achnanthes pusilla (Grunow) DeToni Taimyr Peninsula, Russia (TAI) 0.29 2.42 12.82
Cyclotella rossii DIAT_UME morphotype I Håkansson 1990 Northern Sweden (SWE) 0.18 2.41 8.96
Cymbopleura angustata var. spitsbergensis Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.16 2.41 5.95
Encyonema lange-bertalotii Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.36 2.40 5.88
Nitzschia perminuta (Grunow) Peragallo Southampton Island, Nunavut, Canada (SI) 0.97 2.40 3.71
Nupela paludigena (Scherer) Lange-Bertalot 1993 Labrador, Canada (LAB) 2.40 2.40 2.40
Pinnularia subgibba Krammer Bylot Island, Nunavut, Canada. (BYL) 0.19 2.40 12.60
Microcostatus cf. krasskei DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.32 2.39 9.94
Navicula seminulum var. intermedia Hustedt Northern Sweden (SWE) 0.16 2.39 16.26
Eunotia incisa Smith ex Gregory Pechora River, Russia (PEC) 2.38 2.38 2.38
Amphora spitzbergensis Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.37 2.37 5.94
Navicula soehrensis Krasske Northern Sweden (SWE) 0.37 2.37 5.79
Fragilaria capucina Desmazières Bylot Island, Nunavut, Canada. (BYL) 0.11 2.36 15.00
Fragilaria nanana Lange-Bertalot Northern Quebec (QUE) 0.20 2.36 9.60
Nitzschia perminuta (Grunow) Peragallo Abisko, Sweden (ABK) 0.23 2.36 13.33
Cymbopleura angustata var. spitsbergensis Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.19 2.35 6.50
Nitzschia palea (Kützing) Smith Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.23 2.34 14.62
Fragilaria construens var. venter (Ehrenberg) Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 2.33 14.15
Navicula laevissima Kützing Abisko, Sweden (ABK) 0.20 2.33 15.31
Cyclotella michiganiana Skvortzow Labrador, Canada (LAB) 0.20 2.32 5.20
Fragilaria brevistriata Grunow Lena River, Russia (LEN) 0.63 2.32 4.01
Aulacoseira distans (Ehrenberg) Simonsen Southampton Island, Nunavut, Canada (SI) 0.39 2.31 6.96
Cyclotella ocellata Pantocsek Southampton Island, Nunavut, Canada (SI) 0.19 2.31 7.37
Hannaea arcus var. linearis Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 2.31 2.31 2.31
Cyclotella atomus Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 2.29 9.21
Navicula vitiosa Schimanski Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 2.29 12.75
Undetermined diatom [CDD] Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 2.29 10.00
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