Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Eunotia praerupta Ehrenberg Yellowknife area, Northwest Territories, Canada (YEL) 0.30 0.46 0.64
Eunotia rostellata Hustedt ex Patrick Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.30 1.08 2.22
Eunotia sp. lunaris/curvata YUK-YEL Yellowknife area, Northwest Territories, Canada (YEL) 0.30 0.30 0.30
Eunotia subarcuatoides Alles, Nörpel et Lange-Bertalot 1991 Pechora River, Russia (PEC) 0.30 1.69 3.27
Fragilaria arcus (Ehrenberg) Cleve Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.59 1.32
Fragilaria capucina var. gracilis (Østrup) Hustedt Taimyr Peninsula, Russia (TAI) 0.30 1.14 2.50
Fragilaria intermedia (Grunow) Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.30 0.30 0.30
Fragilaria nanana Lange-Bertalot Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 1.43 8.17
Fragilaria nanana Lange-Bertalot Taimyr Peninsula, Russia (TAI) 0.30 1.38 5.00
Fragilaria ulna (Nitzsch) Lange-Bertalot Taimyr Peninsula, Russia (TAI) 0.30 0.74 1.19
Gomphonema clavatulum Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.30 0.96 2.98
Gomphonema parvulum (Kützing) Kützing Taimyr Peninsula, Russia (TAI) 0.30 0.78 1.26
Gomphonema sp. 1 DERMOT Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.30 0.30 0.30
Navicula arvensis Hustedt Northern Sweden (SWE) 0.30 0.78 1.55
Navicula cf. absoluta LEN-PEC-TAI CDD Pechora River, Russia (PEC) 0.30 1.18 2.62
Navicula cf. absoluta LEN-PEC-TAI CDD Taimyr Peninsula, Russia (TAI) 0.30 1.13 2.56
Navicula cf. accomoda YEL CDD Yellowknife area, Northwest Territories, Canada (YEL) 0.30 0.30 0.30
Navicula cf. capitata SAL CDD Ehrenberg Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.66 1.59
Navicula cf. subrotundata YUK-YEL CDD Yellowknife area, Northwest Territories, Canada (YEL) 0.30 1.88 4.65
Navicula cf. vitiosa SWE-TAI-LEN CDD Schimanski 1978 Taimyr Peninsula, Russia (TAI) 0.30 1.06 2.56
Navicula explanata Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.60 1.62
Navicula jaernefeltii Hustedt 1942 Lena River, Russia (LEN) 0.30 0.70 1.25
Navicula laevissima Kützing Taimyr Peninsula, Russia (TAI) 0.30 1.14 3.61
Navicula mediocris Krasske Pechora River, Russia (PEC) 0.30 0.98 1.59
Navicula pseudoventralis Hustedt Taimyr Peninsula, Russia (TAI) 0.30 0.75 1.34
Navicula pupula Kützing Taimyr Peninsula, Russia (TAI) 0.30 0.86 1.58
Navicula pupula Kützing Pechora River, Russia (PEC) 0.30 0.96 3.78
Navicula pupula var. mutata (Krasske) Hustedt Pechora River, Russia (PEC) 0.30 0.59 1.16
Navicula schmassmannii Hustedt 1943 Taimyr Peninsula, Russia (TAI) 0.30 0.76 1.89
Navicula sp. 37 Québec EMILIE Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.74 1.32
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