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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
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Southeast rivers 2014
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
229
of 1105 species
GC
Genus Considered
Waterbody
All
Inland
Marine
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Achnanthes
Achnanthes coarctata
Achnanthidium
Achnanthidium subhudsonis var. kraeuselii
Achnanthidium laticephalum
Achnanthidium pyrenaicum
Achnanthidium reimeri
Achnanthidium crassum
Achnanthidium alpestre
Achnanthidium minutissimum
Achnanthidium gracillimum
Achnanthidium rivulare
Achnanthidium druartii
Achnanthidium deflexum
Amphipleura
Amphipleura pellucida
Amphora
Amphora pediculus
Amphora copulata
Amphora bicapitata
GC
Asterionella
Asterionella formosa
Aulacoseira
Aulacoseira pusilla
Aulacoseira ambigua
Aulacoseira alpigena
Aulacoseira granulata
Bacillaria
Bacillaria paxillifera
Brachysira
Brachysira microcephala
Brachysira brebissonii
Brachysira ocalanensis
Caloneis
Caloneis bacillum
Caloneis lewisii
Caloneis silicula
Capartogramma
Capartogramma crucicula
Cavinula
Cavinula cocconeiformis
Chamaepinnularia
Chamaepinnularia hassiaca
Cocconeis
Cocconeis fluviatilis
Cocconeis pediculus
Cocconeis placentula
Craticula
Craticula subminuscula
Craticula molestiformis
Craticula accomoda
Ctenophora
Ctenophora pulchella
Cyclotella
Cyclotella distinguenda
Cyclotella kingstonii
Cymbella
Cymbella affinis
Cymbella turgidula
Cymbella tumida
Cymbella aspera
Cymbopleura
Cymbopleura sublanceolata
Cymbopleura apiculata
Denticula
Denticula tenuis
Diadesmis
Diadesmis confervacea
Diatoma
Diatoma moniliformis
Diatoma vulgaris
Diatoma tenuis
Diploneis
Diploneis submarginestriata
Diploneis potapovae
Discostella
Discostella stelligera
Encyonema
Encyonema minutum
Encyonema hamsherae
Encyonema appalachianum
Encyonema pergracile
Encyonema minutum var. pseudogracilis
Encyonema leibleinii
Encyonema triangulum
Encyonopsis
Encyonopsis subminuta
Eucocconeis
Eucocconeis laevis
Eunotia
Eunotia microcephala
Eunotia tenella
Eunotia papilioforma
Eunotia incisa
Eunotia pectinalis
Eunotia macroglossa
Eunotia bilunaris
Eunotia formica
Eunotia naegelii
Eunotia metamonodon
Fallacia
Fallacia tenera
Fallacia subhamulata
Fragilaria
Fragilaria vaucheriae
Fragilaria socia
Fragilaria amphicephaloides
Fragilaria crotonensis
Fragilariforma
Fragilariforma virescens
Frustulia
Frustulia capitata
Frustulia crassinervia
Frustulia latita
Frustulia vulgaris
Frustulia inculta
Frustulia amphipleuroides
Geissleria
Geissleria kriegeri
Geissleria punctifera
Geissleria decussis
Gogorevia
Gogorevia exilis
Gomphoneis
Gomphoneis minuta
Gomphonella
Gomphonella hutchinsoniana
Gomphonema
Gomphonema lagenula
Gomphonema incognitum
Gomphonema kobayasii
Gomphonema sierranum
Gomphonema caperatum
Gomphonema louisiananum
Gomphonema manubrium
Gomphonema turgidum
Gomphonema sphaerophorum
Gomphonema christensenii
Gomphonema mehleri
Gomphonema truncatum
Gomphonema reimeri
Gomphonema acuminatum
Gomphonema coronatum
Gomphosphenia
Gomphosphenia stoermeri
Gomphosphenia lingulatiformis
Grunowia
Grunowia tabellaria
Gyrosigma
Gyrosigma acuminatum
Halamphora
Halamphora montana
Hippodonta
Hippodonta pseudacceptata
Hippodonta capitata
Humidophila
Humidophila schmassmannii
Humidophila contenta
Humidophila perpusilla
Hydrosera
Hydrosera whampoensis
Iconella
Iconella tenera
Karayevia
Karayevia suchlandtii
Karayevia clevei
Kobayasiella
Kobayasiella madumensis
Lindavia
Lindavia ocellata
Lindavia rossii
Luticola
Luticola minor
Melosira
Melosira varians
Meridion
Meridion circulare var. constrictum
Meridion alansmithii
Microcostatus
Microcostatus krasskei
Navicula
Navicula ingenua
Navicula vilaplanii
Navicula kotschyi
Navicula antonii
Navicula canalis
Navicula cryptocephala
Navicula gregaria
Navicula libonensis
Navicula capitatoradiata
Navicula germainii
Navicula notha
Navicula rostellata
Navicula trivialis
Navicula escambia
Navicula geronimensis
Navicula cari
Navicula rhynchocephala
Navicula tripunctata
Navicula viridulacalcis subsp. neomundana
Navicula angusta
Navicula radiosa
Neidium
Neidium densestriatum
Neidium bisulcatum
Nitzschia
Nitzschia inconspicua
Nitzschia soratensis
Nitzschia palea var. debilis
Nitzschia palea var. tenuirostris
Nitzschia amphibia
Nitzschia palea
Nitzschia sociabilis
Nitzschia brevissima
Nitzschia fonticola
Nitzschia clausii
Nitzschia dissipata
Nitzschia recta
Nitzschia acicularis
Nitzschia filiformis
Nitzschia linearis
Nupela
Nupela wellneri
Nupela frezelii
Odontidium
Odontidium mesodon
Pinnularia
Pinnularia saprophila
Pinnularia borealis
Pinnularia brebissonii
Pinnularia acrosphaeria
Pinnularia parvulissima
Placoneis
Placoneis anglophila
Planothidium
Planothidium frequentissimum
Planothidium potapovae
Planothidium abbreviatum
Planothidium lanceolatum
Platessa
Platessa bahlsii
Platessa hustedtii
Platessa stewartii
Pleurosira
Pleurosira laevis
Prestauroneis
Prestauroneis integra
Psammothidium
Psammothidium levanderi
Psammothidium helveticum
Pseudofallacia
Pseudofallacia monoculata
Pseudostaurosira
Pseudostaurosira trainorii
Pseudostaurosira parasitica
Pseudostaurosira brevistriata
Reimeria
Reimeria sinuata
Reimeria uniseriata
Sellaphora
Sellaphora saugerresii
Sellaphora atomoides
Sellaphora subfasciata
Sellaphora javanica
Sellaphora stroemii
Sellaphora japonica
Sellaphora wallacei
Sellaphora stauroneioides
Sellaphora laevissima
Simonsenia
Simonsenia delognei
Skabitschewskia
Skabitschewskia peragalloi
Stauroneis
Stauroneis thermicola
Stauroneis kriegeri
Stauroneis agrestis
Stauroneis smithii
Stauroneis smithii var. incisa
Stauroneis pseudagrestis
Stauroneis acidoclinatopsis
Stauroneis gracilis
Staurosira
Staurosira construens var. venter
Staurosirella
Staurosirella pinnata
Staurosirella martyi
Staurosirella rhomboides
Stephanocyclus
Stephanocyclus meneghinianus
Stephanodiscus
Stephanodiscus minutulus
Surirella
Surirella suecica
Surirella brebissonii
Surirella angusta
Surirella pinnata
Tabellaria
Tabellaria flocculosa
Tetracyclus
Tetracyclus rupestris
Thalassiosira
Thalassiosira weissflogii
Tryblionella
Tryblionella hungarica
Ulnaria
Ulnaria goulardii
Ulnaria contracta
Ulnaria delicatissima