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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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10001-100000
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
148
of 1106 species
GC
Genus Considered
Waterbody
All
Inland
Marine
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Amphora
Amphora delphinea var. minor
Amphora ovalis
Anomoeoneis
Anomoeoneis costata
Anomoeoneis sculpta
Brachysira
Brachysira serians
Brebissonia
Brebissonia lanceolata
Caloneis
Caloneis amphisbaena
Cocconeis
Cocconeis grovei
Craticula
Craticula acidoclinata
Craticula pampeana
Cymbella
Cymbella alpestris
Cymbella tumida
Cymbella proxima fo. gravida
Cymbella mexicana var. kamtschatica
Cymbella proxima
Cymbella neocistula var. islandica
Cymbella cymbiformis
Cymbella amplificata
Cymbella perfossilis
Cymbella aspera
Cymbella lanceolata
Cymbella janischii
Cymbopleura
Cymbopleura apiculata
Cymbopleura austriaca
Cymbopleura subcuspidata
Cymbopleura perprocera
Cymbopleura crassipunctata
Cymbopleura inaequalis
Cymbopleura heinii
Cymbopleura subrostrata
Diploneis
Diploneis puellafallax
Diploneis calcilacustris
Diploneis boldtiana
Diploneis abscondita
Diploneis ovalis
Diploneis mollenhaueri
Diploneis elliptica
Diploneis finnica
Ellerbeckia
Ellerbeckia arenaria
Encyonema
Encyonema triangulum
Encyonema yellowstonianum
Encyonema nicafei
Encyonema temperei
Encyonema latum
Encyonema reimeri
Entomoneis
Entomoneis paludosa
Entomoneis ornata
Entomoneis alata
Epithemia
Epithemia alpestris
Epithemia smithii
Epithemia turgida
Eunotia
Eunotia montuosa
Eunotia diadema
Eunotia triodon
Eunotia pectinalis
Eunotia bilunaris
Eunotia superbidens
Eunotia pseudoparallela
Eunotia serra
Eunotia formica
Eunotia metamonodon
Frickea
Frickea lewisiana
Frustulia
Frustulia rexii
Frustulia esandalliae
Frustulia bahlsii
Gomphoneis
Gomphoneis eriensis
Gomphoneis oreophila
Gomphoneis mammilla
Gomphonema
Gomphonema incognitum
Gomphonema gibba
Gomphonema freesei
Gomphonema californicum
Gomphonema semiapertum
Gyrosigma
Gyrosigma obscurum
Gyrosigma acuminatum
Gyrosigma obtusatum
Gyrosigma attenuatum
Hannaea
Hannaea superiorensis
Hydrosera
Hydrosera whampoensis
Iconella
Iconella tenera
Kurtkrammeria
Kurtkrammeria stodderi
Lacustriella
Lacustriella lacustris
Lindavia
Lindavia bodanica
Lindavia eriensis
Luticola
Luticola mobiliensis
Melosira
Melosira varians
Melosira undulata
Navicula
Navicula aurora
Navicula walkeri
Navicula subwalkeri
Navicula oblonga
Navicula volcanica
Navicula nunivakiana
GC
Neidium
Neidium sacoense
Neidium undulatum
Neidium amphigomphus
Neidium dilatatum
Neidium iridis
Nitzschia
Nitzschia recta
Nitzschia kurzeana
Nitzschia sigmoidea
Orthoseira
Orthoseira roeseana
Pinnularia
Pinnularia turfosiphila
Pinnularia socialis
Pinnularia lata
Pinnularia cuneicephala
Pinnularia kwacksii
Pinnularia clericii
Pinnularia formica
Pinnularia streptoraphe
Pinnularia rexlowei
Pinnularia spinifera
Pinnularia transversa
Placoneis
Placoneis amphibola
Plagiotropis
Plagiotropis arizonica
Sellaphora
Sellaphora fusticulus
Sellaphora laevissima
Sellaphora moesta
Stauroneis
Stauroneis fluminopsis
Stauroneis conspicua
Stauroneis thompsonii
Stauroneis angustilancea
Stauroneis akamina
Stauroneis subborealis
Stauroneis circumborealis
Stauroneis superkuelbsii
Stauroneis acuta
Stauroneis sonyae
Stauroneis kishinena
Stauroneis submarginalis
Stauroneis kingstonii
Stauroneis heinii
Stauroneis phoenicenteron
Stauroneis supergracilis
Stauroneis americana
Stauroneis finlandia
Stauroneis rex
Stephanodiscus
Stephanodiscus reimeri
Surirella
Surirella ovalis
Surirella crumena
Surirella striatula
Surirella cruciata
Surirella terryi
Surirella internationalis
GC
Terpsinoë
Terpsinoe musica
Tryblionella
Tryblionella hungarica
Ulnaria
Ulnaria contracta
Ulnaria delicatissima