Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Eunotia siberica Cleve Abisko, Sweden (ABK) 0.24 0.41 0.74
Fragilaria cyclopum (Brutschy) Lange-Bertalot Northern Sweden (SWE) 0.74 0.74 0.74
Navicula elginensis (Gregory) Ralfs Abisko, Sweden (ABK) 0.20 0.39 0.74
Navicula jaagii Meister Yellowknife area, Northwest Territories, Canada (YEL) 0.74 0.74 0.74
Nitzschia amphibia Grunow Abisko, Sweden (ABK) 0.24 0.41 0.74
Pinnularia infirma Abisko, Sweden (ABK) 0.74 0.74 0.74
Pinnularia stomatophora (Grunow) Cleve Abisko, Sweden (ABK) 0.23 0.40 0.74
Cymbella mesiana Cholnoky Abisko, Sweden (ABK) 0.24 0.45 0.73
Cymbella silesiaca Bleisch Northern Sweden (SWE) 0.15 0.33 0.73
Neidium distinctepunctatum Hustedt 1922 Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.16 0.52 0.73
Surirella sp. ABISKO Abisko, Sweden (ABK) 0.20 0.34 0.73
Encyonema obscurum Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.72 0.72 0.72
Nitzschia dissipata (Kützing) Grunow Northern Sweden (SWE) 0.19 0.46 0.72
Surirella cf. angusta DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.35 0.53 0.72
Achnanthes dispar var. angulata Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.71 0.71 0.71
Amphipleura pellucida (Kützing) Kützing Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.46 0.71
Cymbella subaequalis Grunow Abisko, Sweden (ABK) 0.49 0.60 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
Nitzschia graciliformis Lange-Bertalot et Simonsen 1978 Northern Sweden (SWE) 0.15 0.31 0.71
Nitzschia homburgiensis Lange-Bertalot 1978 Abisko, Sweden (ABK) 0.49 0.56 0.71
Pinnularia nodosa (Ehrenberg) Smith Northern Sweden (SWE) 0.18 0.44 0.71
Planothidium peragalloi Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.71 0.71 0.71
Frustulia crassinervia (Brebisson) Lange-Bertalot et Krammer Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.70 0.70 0.70
Nitzschia clausii Hantzsch Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.38 0.56 0.70
Denticula sp. ABISKO Abisko, Sweden (ABK) 0.24 0.47 0.69
Eunotia iatriaensis Foged Abisko, Sweden (ABK) 0.24 0.35 0.69
Eunotia monodon Ehrenberg Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.57 0.63 0.69
Nitzschia denticula Grunow Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.69 0.69 0.69
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