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Diatoms of North America

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Images 16205

Pseudostaurosira microstriata C

Pseudostaurosira microstriata B

Pseudostaurosira microstriata morphometrics

Diadesmis confervacea1

Diadesmis confervacea3

Diadesmis confervacea4

Diadesmis confervacea5

Brachysira chiaruccii Orig LM Live 1

Gomphonema marriae habitat 1

Gomphonema marriae habitat 2

10933 2025 354 Fig1 HTML

Screenshot 2025 06 03 at 4 53 44 PM 2

Solomon et al 2025 map

Pinnularia live Matthews

Brachysira elisabethiana type population

Neidium rugosum vs fossum

Cosmioneis ANSP GC20035

Tursiocola ziemanii LM6

Tursiocola ziemanii LM6

Tursiocola varicopulifera LM7

Tursiocola bondei LM6

Tursiocola bondei LM7

Tursiocola alata LM6

Navicula cryptotenella Van Heurck type

VH107 NA Vcrypt sizeseries

VH107 NA Vcrypt lineup 3

Grunowago bacillaris and Ardissoneopsis fulgicans 20278

Grunowago bacillaris and Ardissoneopsis fulgicans 20278 live

Cocconeis maxima live14923

Aulacoseira scalaris Live

Big Pleasant Pond

EVER calc peri mat

Screenshot 10 6 2026 151756

Big Pleasant Pond

Aulacoseira scalaris Live

Aulacoseira scalaris Live small

Cocconeis maxima live14923 1

Live Image 1 SRS2 UTRPUR mat

Live Image 2 SRS3 UTRPUR mat

Gomphoneis pacificum LM1

Gyrosigma attenuatum LM1

Gyrosigma attenuatum LM2

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Diatoms of North America

The source for diatom identification and ecology

Cite as: Spaulding et al. 2021. Diatoms.org: supporting taxonomists, connecting communities. Diatom Research 36(4): 291-304. https://doi.org/10.1080/0269249X.2021.2006790

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