Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Brachysira styriaca (Grunow in Van Heurck) R. Ross in Hartley 1986 Labrador, Canada (LAB) 0.20 0.40 1.20
Caloneis aemula var. ventricosa Bylot Island, Nunavut, Canada. (BYL) 0.11 0.40 1.26
Cocconeis neothumensis Krammer Labrador, Canada (LAB) 0.20 0.40 0.60
Cyclotella sp. ABISKO Abisko, Sweden (ABK) 0.23 0.40 0.74
Eunotia fallax Cleve Northern Sweden (SWE) 0.30 0.40 0.57
Eunotia monodon Ehrenberg Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.40 0.97
Eunotia pectinalis var. undulata (Ralfs) Rabenhorst Northern Quebec (QUE) 0.20 0.40 1.20
Eunotia rhomboidea Hustedt Northern Sweden (SWE) 0.17 0.40 0.58
Gomphonema lapponicum Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.40 0.40 0.40
Navicula detenta Hustedt Northern Quebec (QUE) 0.20 0.40 1.20
Navicula expecta Van Landingham Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.31 0.40 0.94
Navicula laevissima Kützing Labrador, Canada (LAB) 0.20 0.40 1.00
Navicula pupula var. mutata (Krasske) Hustedt Northern Sweden (SWE) 0.18 0.40 0.56
Navicula tuscula (Ehrenberg) Grunow Abisko, Sweden (ABK) 0.40 0.40 0.40
Nupela devilensis Bylot Island, Nunavut, Canada. (BYL) 0.11 0.40 1.05
Pinnularia cf. rupestris SAL CDD Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.40 0.40 0.40
Pinnularia stomatophora (Grunow) Cleve Abisko, Sweden (ABK) 0.23 0.40 0.74
Stauroneis anceps Ehrenberg Southampton Island, Nunavut, Canada (SI) 0.19 0.40 1.05
Stenopterobia sigmatella Abisko, Sweden (ABK) 0.22 0.40 0.97
Surirella delicatissima Lewis Abisko, Sweden (ABK) 0.22 0.40 0.99
Achnanthes flexella (Kützing) Brun Abisko, Sweden (ABK) 0.23 0.39 1.39
Achnanthes pseudoswazi Carter Northern Sweden (SWE) 0.39 0.39 0.39
Caloneis clevei (Lagerstedt) Cleve Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.39 0.39 0.39
Cocconeis cf. neothumensis YUK CDD Krammer Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) 0.33 0.39 0.50
Diadesmis laevissima (Cleve) Mann Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.39 0.39 0.40
Diatomella balfouriana (Smith) Greville Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.39 0.39 0.39
Diploneis cf. elliptica DERMOT Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 0.39 0.40
Encyonema lange-bertalotii Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.39 0.39 0.39
Eunotia pectinalis (Müller) Rabenhorst Yellowknife area, Northwest Territories, Canada (YEL) 0.28 0.39 0.58
Eunotia sp. vanheurckii/faba YEL Yellowknife area, Northwest Territories, Canada (YEL) 0.29 0.39 0.59
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