Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Pinnularia gibbiformis Krammer 1992 Northern Quebec (QUE) 0.80 1.00 1.20
Eunotia arcus Ehrenberg Pechora River, Russia (PEC) 0.79 1.57 2.36
Fragilaria construens var. venter (Ehrenberg) Grunow Pechora River, Russia (PEC) 0.79 22.12 42.12
Neidium decoratum Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.79 0.79 0.79
Nitzschia tubicola Grunow ex Cleve et Grunow Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.79 0.79 0.79
Aulacoseira distans var. humilis (A. Cleve-Euler) R. Ross in Hartley 1986 Northern Sweden (SWE) 0.78 1.42 2.36
Berkeleya rutilans (Trentepohl) Grunow Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.78 3.70 12.34
Navicula pseudoventralis Hustedt Yellowknife area, Northwest Territories, Canada (YEL) 0.78 0.78 0.78
Nitzschia bryophila (Hustedt) Hustedt Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.78 0.78 0.78
Nitzschia cf. acicularis DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.78 0.78 0.78
Sellaphora rectangularis (Gregory) Lange-Bertalot et Metzeltin Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.78 0.78 0.78
Navicula sp. 4 DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.77 0.77 0.77
Neidium bisulcatum (Lagerstedt) Cleve Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.76 0.76 0.76
Neidium bisulcatum (Lagerstedt) Cleve Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.76 0.76 0.76
Pinnularia brandelii Cleve Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.76 0.76 0.76
Denticula subtilis Grunow Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.75 15.36 29.96
Epithemia adnata (Kützing) Brébisson Abisko, Sweden (ABK) 0.75 2.77 6.71
Navicula levanderii Hustedt in A. Schmidt et al. 1934 Abisko, Sweden (ABK) 0.75 0.75 0.75
Achnanthes minuscula Hustedt Abisko, Sweden (ABK) 0.74 0.74 0.74
Encyonema latens (Krasske) Mann Bylot Island, Nunavut, Canada. (BYL) 0.74 1.70 3.74
Fragilaria cyclopum (Brutschy) Lange-Bertalot Northern Sweden (SWE) 0.74 0.74 0.74
Navicula jaagii Meister Yellowknife area, Northwest Territories, Canada (YEL) 0.74 0.74 0.74
Pinnularia infirma Abisko, Sweden (ABK) 0.74 0.74 0.74
Encyonema obscurum Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.72 0.72 0.72
Eunotia rhyncocephala Hustedt 1936 Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.72 1.65 2.59
Achnanthes carissima Lange-Bertalot Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.71 0.85 0.99
Achnanthes dispar var. angulata Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.71 0.71 0.71
Navicula stephanssoni Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.71 0.71 0.71
Navicula tenelloides Hustedt Abisko, Sweden (ABK) 0.71 0.71 0.71
Navicula tenera Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.71 0.71 0.71
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