Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Psammothidium kryophilum (Petersen) E. Reichardt 2004 Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.56 8.25
Psammothidium marginulatum (Grunow) Bukhtiyarova and Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 12.95 83.53
Psammothidium marginulatum (Grunow) Bukhtiyarova et Round Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 5.91 32.39
Psammothidium marginulatum (Grunow) Bukhtiyarova et Round Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 2.43 15.13
Psammothidium ventrale Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 1.14 3.14
Sellaphora bacillum (Ehrenberg) Mann Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 0.38 0.38
Stauroneis jarensis Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 2.96 17.90
Staurosirella pinnata (Ehrenberg) Williams et Round Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 5.50 11.44
Staurosirella pinnata (Ehrenberg) Williams et Round Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.38 0.77 1.17
Surirella minuta Brébisson Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 0.67 1.53
Surirella minuta Brébisson Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 2.19 5.42
Tryblionella debilis Arnott Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.38 1.57 3.65
Tryblionella littoralis (Grunow) Mann Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.38 0.38 0.38
Achnanthes lanceolata [spp. frequentissima DIAT_UME] Lange-Bertalot 1991 Northern Sweden (SWE) 0.37 0.90 1.44
Achnanthes rosenstockii Lange-Bertalot Northern Sweden (SWE) 0.37 0.37 0.37
Amphora spitzbergensis Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.37 2.37 5.94
Caloneis fasciata Group 3 DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 4.35 22.33
Caloneis subclevei Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 0.58 1.29
Chamaepinnularia gandrupii (Petersen) Lange-Bertalot et Krammer Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 13.09 54.66
Cymbella aequalis Smith Northern Sweden (SWE) 0.37 3.45 6.54
Cymbopleura incerta var. grunowii Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.37 0.37 0.37
Encyonema minutum (Hilse) Mann Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 1.02 2.59
Hygropetra balfouriana Grunow ex Cleve Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 5.83 22.18
Navicula ignota var. palustris (Hustedt) Lund Northern Sweden (SWE) 0.37 0.37 0.37
Navicula leptostriata Jorgensen 1948 Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.37 0.37 0.37
Navicula phylleptosoma Lange-Bertalot Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 5.62 15.92
Navicula soehrensis Krasske Northern Sweden (SWE) 0.37 2.37 5.79
Navicula sp. 4 DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.37 1.01 2.24
Navicula viridulacalcis (Hustedt) Lange-Bertalot Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.37 0.37 0.37
Pinnularia divergentissima (Grunow) Cleve Northern Sweden (SWE) 0.37 0.37 0.37
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