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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
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California coastal rivers 2017
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
343
of 1104 species
GC
Genus Considered
Waterbody
All
Inland
Marine
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Achnanthes
Achnanthes inflata
Achnanthes coarctata
Achnanthidium
Achnanthidium alpestre
Achnanthidium minutissimum
Achnanthidium rivulare
Achnanthidium deflexum
Actinocyclus
Actinocyclus normanii
Adlafia
Adlafia suchlandtii
Adlafia detenta
Amphipleura
Amphipleura pellucida
Amphora
Amphora pediculus
Amphora minutissima
Amphora copulata
Amphora ovalis
Asterionella
Asterionella formosa
Aulacoseira
Aulacoseira pusilla
Aulacoseira nivaloides
Aulacoseira nygaardii
Aulacoseira ambigua
Aulacoseira crassipunctata
Aulacoseira subarctica
Aulacoseira alpigena
Aulacoseira canadensis
Aulacoseira valida
Aulacoseira granulata
Aulacoseira italica
Bacillaria
Bacillaria paxillifera
Biremis
Biremis circumtexta
Brachysira
Brachysira vitrea
Brachysira brebissonii
Brachysira styriaca
Caloneis
Caloneis bacillum
Caloneis silicula
Caloneis amphisbaena
Cavinula
Cavinula pseudoscutiformis
Cavinula vincentii
Cavinula jaernefeltii
Cavinula lapidosa
Cavinula cocconeiformis
Cavinula variostriata
Chamaepinnularia
Chamaepinnularia soehrensis
Chamaepinnularia mediocris
Cocconeis
Cocconeis neodiminuta
Cocconeis pediculus
Cocconeis placentula
Craticula
Craticula molestiformis
Craticula accomoda
Craticula buderi
Craticula halophila
Craticula cuspidata
Ctenophora
Ctenophora pulchella
Cyclostephanos
Cyclostephanos invisitatus
Cyclostephanos tholiformis
Cyclostephanos dubius
Cyclotella
Cyclotella atomus
Cylindrotheca
Cylindrotheca gracilis
Cymbella
Cymbella laevis
Cymbella affinis
Cymbella hustedtii
Cymbella turgidula
Cymbella tumida
Cymbella cymbiformis
Cymbella mexicana
Cymbella aspera
Cymbella lanceolata
Cymbella janischii
Cymbellonitzschia
Cymbellonitzschia diluviana
Cymbopleura
Cymbopleura amphicephala
Cymbopleura naviculiformis
Cymbopleura lapponica
Cymbopleura incerta
Delicatophycus
Delicatophycus delicatulus
Denticula
Denticula tenuis
Denticula subtilis
Denticula kuetzingii
Diadesmis
Diadesmis confervacea
Diatoma
Diatoma vulgaris
Diatoma tenuis
Diatomella
Diatomella balfouriana
Didymosphenia
Didymosphenia geminata
Diploneis
Diploneis puella
Diploneis submarginestriata
Diploneis calcilacustris
Diploneis abscondita
Diploneis ovalis
Diploneis elliptica
Discostella
Discostella pseudostelligera
Discostella stelligera
Ellerbeckia
Ellerbeckia arenaria
Encyonema
Encyonema obscurum
Encyonema minutum
Encyonema auerswaldii
Encyonema lunatum
Encyonema hebridicum
Encyonema triangulum
Encyonema latum
Encyonopsis
Encyonopsis subminuta
Encyonopsis microcephala
Encyonopsis falaisensis
Encyonopsis cesatii
Entomoneis
Entomoneis paludosa
Entomoneis ornata
Entomoneis alata
Epithemia
Epithemia sorex
Epithemia gibberula
Epithemia musculus
Epithemia adnata
Epithemia argus
Epithemia turgida
Epithemia gibba
Eucocconeis
Eucocconeis laevis
Eucocconeis flexella
Eunotia
Eunotia exigua
Eunotia rhomboidea
Eunotia paludosa
Eunotia incisa
Eunotia pectinalis
Eunotia bilunaris
Fallacia
Fallacia californica
Fallacia tenera
Fallacia subhamulata
Fallacia pygmaea
Fragilaria
Fragilaria vaucheriae
Fragilaria mesolepta
Fragilaria cyclopum
Fragilaria crotonensis
Fragilaria tenera
Fragilariforma
Fragilariforma bicapitata
Fragilariforma virescens
Frustulia
Frustulia creuzburgensis
Frustulia capitata
Frustulia crassinervia
Frustulia vulgaris
Frustulia saxonica
Frustulia amphipleuroides
Frustulia krammeri
Geissleria
Geissleria acceptata
Geissleria ignota
Geissleria punctifera
Geissleria decussis
Gogorevia
Gogorevia exilis
Gomphoneis
Gomphoneis eriense var. variabilis
Gomphoneis eriense
Gomphoneis minuta
Gomphoneis herculeana
Gomphonella
Gomphonella pseudookunoi
Gomphonella olivacea
Gomphonema
Gomphonema lagenula
Gomphonema kobayasii
Gomphonema sarcophagus
Gomphonema pygmaeum
Gomphonema stoermeri
Gomphonema brebissonii
Gomphonema turgidum
Gomphonema freesei
Gomphonema americobtusatum
Gomphonema mexicanum
Gomphonema sphaerophorum
Gomphonema truncatum
Gomphonema acuminatum
Grunowia
Grunowia tabellaria
Grunowia sinuata
Gyrosigma
Gyrosigma acuminatum
Gyrosigma attenuatum
Halamphora
Halamphora thumensis
Halamphora montana
Halamphora normanii
Halamphora coffeiformis
Halamphora veneta
Hannaea
Hannaea arcus
Hantzschia
Hantzschia amphioxys
Hippodonta
Hippodonta hungarica
Hippodonta capitata
Iconella
Iconella hibernica
Iconella tenera
Karayevia
Karayevia amoena
Karayevia nitidiformis
Karayevia suchlandtii
Karayevia laterostrata
Karayevia clevei
Lemnicola
Lemnicola hungarica
Luticola
Luticola goeppertiana
Mastogloia
Mastogloia grevillei
Mastogloia elliptica
Melosira
Melosira varians
Meridion
Meridion circulare var. constrictum
Meridion circulare
Microcostatus
Microcostatus krasskei
Navicula
Navicula ingenua
Navicula kotschyi
Navicula caterva
Navicula metareichardtiana
Navicula antonii
Navicula veneta
Navicula cincta
Navicula cryptocephala
Navicula gregaria
Navicula libonensis
Navicula salinarum
Navicula erifuga
Navicula capitatoradiata
Navicula lundii
Navicula germainii
Navicula leptostriata
Navicula oppugnata
Navicula rostellata
Navicula recens
Navicula subrhynchocephala
Navicula trivialis
Navicula reinhardtii
Navicula wildii
Navicula cari
Navicula duerrenbergiana
Navicula rhynchocephala
Navicula rhynchotella
Navicula pseudolanceolata
Navicula lanceolata
Navicula tripunctata
Navicula margalithii
Navicula angusta
Navicula viridula
Navicula hasta
Navicula radiosa
Navicula vulpina
Navicula peregrina
Navicula aurora
Navicula walkeri
Navicula oblonga
Nitzschia
Nitzschia inconspicua
Nitzschia innominata
Nitzschia microcephala
Nitzschia fonticoloides
Nitzschia soratensis
Nitzschia perminuta
Nitzschia alpina
Nitzschia liebethruthii
Nitzschia desertorum
Nitzschia valdecostata
Nitzschia acidoclinata
Nitzschia minuta
Nitzschia amphibia
Nitzschia communis
Nitzschia oregona
Nitzschia palea
Nitzschia incognita
Nitzschia sociabilis
Nitzschia paleacea
Nitzschia fonticola
Nitzschia clausii
Nitzschia columbiana
Nitzschia dissipata
Nitzschia reversa
Nitzschia recta
Nitzschia angustata
Nitzschia acicularis
Nitzschia filiformis
Nitzschia linearis
Nitzschia sigma
Nitzschia sigmoidea
Nitzschia siliqua
GC
Nupela
Nupela elegantula
Nupela lapidosa
Orthoseira
Orthoseira roeseana
Pinnularia
Pinnularia divergentissima
Pinnularia borealis
Pinnularia microstauron
Pinnularia acrosphaeria
Placoneis
Placoneis abiskoensis
Placoneis gastrum
Planothidium
Planothidium frequentissimum
Planothidium potapovae
Planothidium abbreviatum
Planothidium delicatulum
Planothidium reichardtii
Planothidium lanceolatum
Planothidium amphibium
Planothidium biporomum
Planothidium holstii
Platessa
Platessa bahlsii
Platessa kingstonii
Platessa conspicua
Platessa oblongella
Pleurosira
Pleurosira laevis
Prestauroneis
Prestauroneis integra
Psammothidium
Psammothidium microscopicum
Psammothidium didymum
Psammothidium levanderi
Psammothidium subatomoides
Psammothidium chlidanos
Psammothidium daonense
Psammothidium bioretii
Psammothidium helveticum
Pseudostaurosira
Pseudostaurosira trainorii
Pseudostaurosira elliptica
Pseudostaurosira parasitica
Pseudostaurosira brevistriata
Reimeria
Reimeria sinuata
Reimeria uniseriata
Rhoicosphenia
Rhoicosphenia abbreviata
Rossithidium
Rossithidium nodosum
Rossithidium pusillum
Sellaphora
Sellaphora schadei
Sellaphora stroemii
Sellaphora disjuncta
Sellaphora bacillum
Sellaphora laevissima
Simonsenia
Simonsenia delognei
Skabitschewskia
Skabitschewskia peragalloi
Stauroforma
Stauroforma exiguiformis
Stauroneis
Stauroneis kriegeri
Stauroneis smithii
Stauroneis anceps
Stauroneis gracilis
Stauroneis phoenicenteron
Staurosira
Staurosira construens
Staurosira binodis
Staurosira construens var. venter
Staurosirella
Staurosirella pinnata
Staurosirella leptostauron
Stephanocyclus
Stephanocyclus gamma
Stephanodiscus
Stephanodiscus minutulus
Stephanodiscus hantzschii
Stephanodiscus medius
Stephanodiscus niagarae
Surirella
Surirella brebissonii
Surirella angusta
Surirella pinnata
Surirella ovalis
Surirella striatula
Surirella librile
Synedra
Synedra mazamaensis
Tabellaria
Tabellaria fenestrata
Tabellaria flocculosa
Tabularia
Tabularia fasciculata
Terpsinoë
Terpsinoe musica
Thalassiosira
Thalassiosira weissflogii
Thalassiosira lacustris
Tryblionella
Tryblionella apiculata
Tryblionella calida
Tryblionella hungarica
Tryblionella gracilis
Tryblionella scalaris
Ulnaria
Ulnaria goulardii