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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 Us
News
Projects
Review Board
Taxon Contributors
Contact Us
What are diatoms?
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Species
Filters
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
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
Nitrogen Fixer
Nitrogen Fixer
Rare
Rare
Extinct
Extinct
Filters
Displaying
217
of 1106 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 pyrenaicum
Achnanthidium crassum
Achnanthidium kranzii
Achnanthidium minutissimum
Achnanthidium deflexum
Actinocyclus
Actinocyclus normanii
Adlafia
Adlafia suchlandtii
Adlafia detenta
Aneumastus
Aneumastus minor
Anomoeoneis
Anomoeoneis capitata
Anomoeoneis sphaerophora f. rostrata
Anomoeoneis sphaerophora
Anomoeoneis costata
Anomoeoneis sculpta
Aulacoseira
Aulacoseira pusilla
Bacillaria
Bacillaria paxillifera
Brebissonia
Brebissonia lanceolata
Capartogramma
Capartogramma crucicula
Cavinula
Cavinula jaernefeltii
Cavinula variostriata
Chamaepinnularia
Chamaepinnularia hassiaca
Chamaepinnularia krasskei
Chamaepinnularia gandrupii
Chamaepinnularia krookii
Cocconeis
Cocconeis neodiminuta
Cocconeis cascadensis
Cocconeis coreana
Cocconeis grovei
Craticula
Craticula subminuscula
Cyclotella
Cyclotella kingstonii
Cylindrotheca
Cylindrotheca gracilis
Cymbella
Cymbella excisiformis
Cymbella affiniformis
Cymbella tumida
Cymbella mexicana var. kamtschatica
Cymbopleura
Cymbopleura amphicephala
Cymbopleura subaequalis
Cymbopleura rupicola
Cymbopleura incerta
Cymbopleura stauroneiformis
Cymbopleura austriaca
Delicatophycus
Delicatophycus montana
Delicatophycus delicatulus
Delicatophycus alpestris
Denticula
Denticula kuetzingii
Diatoma
Diatoma moniliformis
Diatoma vulgaris
Diploneis
Diploneis puella
Diploneis submarginestriata
Diploneis potapovae
Diploneis calcicolafrequens
Diploneis calcilacustris
Diploneis abscondita
Diploneis krammeri
Distrionella
Distrionella incognita
Encyonema
Encyonema montanum
Encyonema silesiacum
Encyonema kamtschaticum var. parvum
Encyonema minutum var. pseudogracilis
Encyonema leibleinii
Encyonema nicafei
Encyonopsis
Encyonopsis alpina
Encyonopsis perborealis
Eolimna
Eolimna metafarta
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
Gomphoneis
Gomphoneis herculeana
Gomphonella
Gomphonella hutchinsoniana
Gomphonella fogedii
Gomphonella olivacea
Gomphonema
Gomphonema lagenula
Gomphonema louisiananum
Gomphonema insularum
Gomphonema apuncto
Gomphonema brebissonii
Gomphonema elongatum
Gomphonema coronatum
Gomphonema semiapertum
Gomphonema vibrioides
Gomphosinica
Gomphosinica geitleri
Gomphosphenia
Gomphosphenia stoermeri
Grunowia
Grunowia solgensis
Grunowia tabellaria
Gyrosigma
Gyrosigma obtusatum
Halamphora
Halamphora subtilis
Halamphora latecostata
Hantzschia
Hantzschia amphioxys
Humidophila
Humidophila schmassmannii
Humidophila contenta
Humidophila perpusilla
Krasskella
Krasskella kriegeriana
Luticola
Luticola ventricosa
Mastogloia
Mastogloia lacustris
Mayamaea
Mayamaea cahabaensis
Melosira
Melosira varians
Navicula
Navicula ingenua
Navicula goersii
Navicula vilaplanii
Navicula caterva
Navicula antonii
Navicula canalis
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
Navicymbula
Navicymbula pusilla
Neidiomorpha
Neidiomorpha binodiformis
Neidium
Neidium densestriatum
Neidium pseudodensestriatum
Ninastrelnikovia
Ninastrelnikovia gibbosa
Nitzschia
Nitzschia inconspicua
Nitzschia soratensis
Nitzschia acidoclinata
Nitzschia oligotraphenta
Nitzschia fonticola
Nitzschia siliqua
GC
Nupela
Nupela neglecta
Nupela decipiens
Odontidium
Odontidium mesodon
Odontidium hyemale
Pinnularia
Pinnularia saprophila
Pinnularia divergentissima
Pinnularia borealis
Pinnularia scotica
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 rossii
Psammothidium subatomoides
Psammothidium acidoclinatum
Psammothidium daonense
Pseudofallacia
Pseudofallacia monoculata
Pseudostaurosira
Pseudostaurosira elliptica
Pulchellophycus
Pulchellophycus schwabei
Reimeria
Reimeria sinuata f. antiqua
Rossithidium
Rossithidium nodosum
Sellaphora
Sellaphora atomoides
Sellaphora javanica
Sellaphora stroemii
Sellaphora subbacillum
Sellaphora disjuncta
Skabitschewskia
Skabitschewskia oestrupii
Skabitschewskia peragalloi
Stauroneis
Stauroneis thermicola
Stauroneis staurolineata
Staurophora
Staurophora tackei
Staurosirella
Staurosirella martyi
Surirella
Surirella lacrimula
Surirella pinnata
Synedra
Synedra famelica
Tabularia
Tabularia fasciculata
Tetracyclus
Tetracyclus rupestris
Thalassiosira
Thalassiosira lacustris
Tryblionella
Tryblionella calida
Ulnaria
Ulnaria goulardii
Ulnaria contracta
Ulnaria acus
Ulnaria delicatissima
Ulnaria capitata