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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About
News
Projects
Mission
Board of Directors
Editorial Review Board
Taxon Contributors
Contact Us
What are diatoms?
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Species
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Size Range,
µm
3
11-100
101-1000
1001-10000
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100001-1000000
Length/Diameter,
µm
Width,
µm
Stria density
per 10 μm, near center
Motility
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Attachment
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Distribution
Western rivers 2004
Southeast rivers 2014
Northeast rivers 2016
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California coastal rivers 2017
Northeast lake sediments
Nat. Eco. Obs. Network (NEON)
Great Lakes inventory
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Orthoseira
Orthoseira oregoniana
