Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Navicula minuscula Grunow Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.54 0.94
Neidium ampliatum (Ehrenberg) Krammer Yellowknife area, Northwest Territories, Canada (YEL) 0.25 0.54 1.45
Synedra parasitica (Smith) Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.54 0.99
Achnanthes cf. acares CDD_FM Hohn et Hellermann 1963 Northern Quebec (QUE) 0.20 0.53 1.00
Achnanthes flexella (Kützing) Brun Northern Quebec (QUE) 0.20 0.53 1.60
Achnanthes oblongella Østrup Northern Sweden (SWE) 0.18 0.53 1.82
Caloneis bacillum (Grunow) Cleve Northern Sweden (SWE) 0.28 0.53 1.07
Caloneis silicula (Ehrenberg) Cleve Abisko, Sweden (ABK) 0.23 0.53 0.99
Eunotia curvata var. subarcuata (Nägeli) Woodhead et Tweed Northern Sweden (SWE) 0.19 0.53 1.15
Eunotia major (W. Smith) Rabenhorst 1864 Labrador, Canada (LAB) 0.20 0.53 2.40
Eunotia minor (Kützing) Grunow Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.30 0.53 0.97
Eunotia naegelii Migula Northern Quebec (QUE) 0.20 0.53 1.60
Gomphonema truncatum Ehrenberg Bylot Island, Nunavut, Canada. (BYL) 0.10 0.53 2.00
Melosira nygaardii Camburn Labrador, Canada (LAB) 0.20 0.53 1.20
Navicula digitulus Hustedt Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.53 0.98
Navicula jaernefeltii Hustedt 1942 Northern Sweden (SWE) 0.18 0.53 0.93
Neidium ampliatum (Ehrenberg) Krammer Northern Quebec (QUE) 0.20 0.53 1.20
Nitzschia bacillum Hustedt Northern Quebec (QUE) 0.20 0.53 1.00
Psammothidium broenlundense Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.53 0.53 0.53
Psammothidium subatomoides (Hustedt) Bukhtiyarova et Round Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.53 0.53 0.53
Stenopterobia densestriata (Hustedt) Krammer Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.53 0.66
Surirella cf. angusta DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.35 0.53 0.72
Achnanthes bicapitata Hustedt Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.52 1.32
Amphipleura kriegeriana (Krasske) Hustedt Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.52 0.87
Cymbella cf. silesiaca CDD_FM Bleisch in Rabenhorst 1864 Northern Quebec (QUE) 0.20 0.52 1.60
Cymbopleura anglica Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.20 0.52 2.06
Eunotia elegans Østrup Abisko, Sweden (ABK) 0.23 0.52 1.72
Eunotia pectinalis (Müller) Rabenhorst Abisko, Sweden (ABK) 0.25 0.52 0.98
Fragilaria cf. brevistriata SAL CDD Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.32 0.52 1.66
Fragilaria vaucheriae (Kützing) Petersen Northern Sweden (SWE) 0.17 0.52 2.10
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