Occurrence (%)
Taxon name Dataset region Minimum Average Maximum
Undetermined diatom [CDD] Abisko, Sweden (ABK) 0.23 1.37 4.89
Cymbella designata DERMOT fo. 2 Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 0.39 2.45 4.86
Navicula cryptocephala Kützing Northern Sweden (SWE) 0.15 0.90 4.86
Aulacoseira cf. crassipunctata DERMOT Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 4.85 4.85 4.85
Navicula radiosa Kützing Abisko, Sweden (ABK) 0.23 1.10 4.85
Stauroneis neohyalina Lange-Bertalot in Lange-Bertalot et Metzeltin 1996 Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 0.90 4.85
Navicula leptostriata Jorgensen 1948 Northern Sweden (SWE) 0.19 1.61 4.84
Frustulia crassinervia (Brebisson) Lange-Bertalot et Krammer Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) 4.83 4.83 4.83
Nitzschia amphibia Grunow Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.20 1.40 4.81
Achnanthes impexiformis Lange-Bertalot Northern Quebec (QUE) 0.20 0.86 4.80
Achnanthes saccula Carter Pechora River, Russia (PEC) 0.27 1.59 4.80
Achnanthes subatomoides (Hustedt) Lange-Bertalot et Archibald Northern Quebec (QUE) 0.20 1.26 4.80
Cymbella cf. schubartii CDD_FM Hustedt 1955 Northern Quebec (QUE) 0.40 1.40 4.80
Fragilaria pinnata sp. [cf. var. acuminata] CDD_FM Mayer 1937 Labrador, Canada (LAB) 0.20 1.33 4.80
Geissleria schoenfeldii (Hustedt) Lange-Bertalot et Metzeltin Alert, Queen Elizabeth Islands, Canadian Arctic Archipelago (ALERT) 0.59 2.28 4.80
Navicula leptostriata Jorgensen 1948 Northern Quebec (QUE) 0.20 1.37 4.80
Navicula seminuloides Hustedt Northern Quebec (QUE) 0.20 1.42 4.80
Pinnularia balfouriana Grunow ex Cleve Northern Quebec (QUE) 0.20 1.09 4.80
Urosolenia eriensis (H. L. Smith) Round et Crawford in Round, Crawford et Mann 1990 Northern Quebec (QUE) 0.40 2.12 4.80
Fragilaria capucina Northern Sweden (SWE) 0.16 1.23 4.79
Luticola mutica (Kützing) Mann Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) 0.19 1.48 4.79
Pinnularia biceps Gregory Yellowknife area, Northwest Territories, Canada (YEL) 0.27 1.66 4.78
Aulacoseira lirata (Ehrenberg) Ross Bylot Island, Nunavut, Canada. (BYL) 2.24 3.72 4.77
Fragilaria tenera (Smith) Lange-Bertalot Pechora River, Russia (PEC) 0.54 2.47 4.76
Fragilaria capucina Desmazières Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) 0.20 1.50 4.75
Frustulia rhomboides var. crassinervia (Brébisson ex Smith) Ross Northern Quebec (QUE) 0.20 1.18 4.70
Navicula vitiosa Schimanski Abisko, Sweden (ABK) 0.23 1.48 4.69
Aulacoseira lirata (Ehrenberg) Ross Abisko, Sweden (ABK) 0.47 1.25 4.67
Fragilaria pinnata var. intercedens (Grunow) Hustedt Lena River, Russia (LEN) 0.63 1.67 4.67
Navicula cf. miniscula QUE-TAI-LEN CDD Lena River, Russia (LEN) 0.31 2.02 4.66
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