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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?
Donate
Search taxa, citations, glossary, contributors, and images
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Species
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Solitary
Size Range,
µm
3
11-100
101-1000
1001-10000
10001-100000
100001-1000000
Length/Diameter,
µm
Width,
µm
Stria density
per 10 μm, near center
Motility
Non-motile
Weakly motile
Slightly motile
Moderately motile
Highly motile
Attachment
Unattached
Prostrate
Tube-Forming
Vertical
Habitat
Soils
Moist habitats
Benthic
Planktonic
Epizoic
Milieu
Rivers
Lakes
Wetlands
Springs
Splash zones
Estuaries
Neritic
Sea Ice
Colony
Solitary
Colonies occasional
Colonies common
Biological Condition Gradient
BCG 1
BCG 2
BCG 3
BCG 4
BCG 5
Distribution
Western rivers 2004
Southeast rivers 2014
Northeast rivers 2016
Northwest rivers 2015
California coastal rivers 2017
Northeast lake sediments
Nat. Eco. Obs. Network (NEON)
Great Lakes inventory
Southeast coast marine
Northwest Pacific marine
Nitrogen Fixer
Nitrogen Fixer
Rare
Rare
Extinct
Extinct
Filters
Displaying
175
of 1144 species
GC
Genus Considered
Waterbody
All
Inland
Marine
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Name
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Acanthoceras
Acanthoceras zachariasii
Achnanthidium
Achnanthidium rosenstockii
Achnanthidium subhudsonis var. kraeuselii
Achnanthidium thienemannii
Achnanthidium crassum
Achnanthidium kranzii
Actinocyclus
Actinocyclus normanii
Adlafia
Adlafia suchlandtii
Adlafia detenta
Aneumastus
Aneumastus minor
Anomoeoneis
Anomoeoneis capitata
Anomoeoneis sphaerophora f. rostrata
Anomoeoneis sphaerophora
Anomoeoneis costata
Anomoeoneis sculpta
Brebissonia
Brebissonia lanceolata
Capartogramma
Capartogramma crucicula
Cavinula
Cavinula jaernefeltii
Cavinula variostriata
Chamaepinnularia
Chamaepinnularia hassiaca
Chamaepinnularia krasskei
Chamaepinnularia gandrupii
Chamaepinnularia krookii
Cocconeis
Cocconeis cascadensis
Cocconeis coreana
Cocconeis grovei
Craticula
Craticula subminuscula
Cyclotella
Cyclotella kingstonii
Cylindrotheca
Cylindrotheca gracilis
Cymbella
Cymbella excisiformis
Cymbella affiniformis
Cymbopleura
Cymbopleura amphicephala
Cymbopleura subaequalis
Cymbopleura rupicola
Cymbopleura incerta
Cymbopleura stauroneiformis
Cymbopleura austriaca
Delicatophycus
Delicatophycus montana
Delicatophycus delicatulus
Delicatophycus alpestris
Denticula
Denticula kuetzingii
Dickieia
Dickieia tackei
Diploneis
Diploneis puella
Diploneis submarginestriata
Diploneis potapovae
Diploneis calcicolafrequens
Diploneis calcilacustris
Diploneis abscondita
Diploneis krammeri
Diploneis dilatata
Encyonopsis
Encyonopsis alpina
Encyonopsis perborealis
Eolimna
Eolimna sp.1 SESQA
Epithemia
Epithemia musculus
Epithemia adnata
Epithemia gibba
Eucocconeis
Eucocconeis flexella
Eunotia
Eunotia orthohedra
Eunotia mucophila
Fallacia
Fallacia californica
Fallacia tenera
Frustulia
Frustulia pseudomagaliesmontana
Geissleria
Geissleria declivis
Geissleria punctifera
Genkalia
Genkalia digitulus
Gomphonema
Gomphonema semiapertum
Gomphosinica
Gomphosinica geitleri
Grunowia
Grunowia solgensis
Grunowia tabellaria
Gyrosigma
Gyrosigma nodiferum
Gyrosigma reimeri
Gyrosigma obtusatum
Halamphora
Halamphora subtilis
Halamphora latecostata
Hantzschia
Hantzschia amphioxys
Humidophila
Humidophila schmassmannii
Krasskella
Krasskella kriegeriana
Luticola
Luticola ventricosa
Mastogloia
Mastogloia lacustris
Mayamaea
Mayamaea ingenua
Mayamaea cahabaensis
Navicula
Navicula vilaplanii
Navicula caterva
Navicula antonii
Navicula canalis
Navicula pseudotenelloides
Navicula veneta
Navicula eileeniae
Navicula cincta
Navicula seibigiana
Navicula cryptocephala
Navicula symmetrica
Navicula gregaria
Navicula libonensis
Navicula salinarum
Navicula capitatoradiata
Navicula lundii
Navicula germainii
Navicula notha
Navicula rostellata
Navicula recens
Navicula subrhynchocephala
Navicula trivialis
Navicula reinhardtii
Navicula escambia
Navicula wildii
Navicula geronimensis
Navicula cari
Navicula rhynchocephala
Navicula lanceolata
Navicula tripunctata
Navicula vaneei
Navicula slesvicensis
Navicula viridula
Navicula peregrinopsis
Navicula hasta
Navicula sovereignii
Navicula radiosa
Navicula peregrina
Navicula aurora
Navicula oblonga
Navicula genovefae
GC
Neidiomorpha
Neidiomorpha binodiformis
Neidium
Neidium densestriatum
Neidium pseudodensestriatum
Nitzschia
Nitzschia inconspicua
Nitzschia soratensis
Nitzschia acidoclinata
Nitzschia oligotraphenta
Nitzschia fonticola
Nupela
Nupela neglecta
Nupela decipiens
Odontidium
Odontidium mesodon
Pinnularia
Pinnularia saprophila
Pinnularia divergentissima
Pinnularia borealis
Pinnularia birnirkiana
Pinnularia brauniana
Pinnularia decrescens
Pinnularia formica
Planothidium
Planothidium rostratoholarcticum
Planothidium potapovae
Planothidium reichardtii
Planothidium incuriatum
Planothidium amphibium
Planothidium biporomum
Planothidium sheathii
Planothidium lanceolatoides
Planothidium joursacense
GC
Platessa
Platessa kingstonii
Platessa stewartii
Pleurosigma
Pleurosigma delicatulum
Prestauroneis
Prestauroneis protracta
Psammothidium
Psammothidium subatomoides
Psammothidium acidoclinatum
Psammothidium daonense
Pseudofallacia
Pseudofallacia monoculata
Pseudostaurosira
Pseudostaurosira elliptica
Rossithidium
Rossithidium nodosum
Sellaphora
Sellaphora atomoides
Sellaphora javanica
Sellaphora stroemii
Sellaphora subbacillum
Sellaphora disjuncta
Seminavis
Seminavis pusilla
Skabitschewskia
Skabitschewskia oestrupii
Skabitschewskia peragalloi
Stauroneis
Stauroneis thermicola
Stauroneis staurolineata
Staurosirella
Staurosirella martyi
Surirella
Surirella lacrimula
Surirella pinnata
Synedra
Synedra famelica
Tetracyclus
Tetracyclus rupestris
Thalassiosira
Thalassiosira lacustris