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Tiny Organisms in Aquatic Habitats
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Amoeboid Protists
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Saccamoeba limax
Hunting for
Pyxidicula
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Testate Amoebae
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Pyxidicula
spec. as a Neuston Organism
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Heliozoic Amoebae
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Defecation in
Nuclearia
spec.
Nuclearia delicatula
, a Multinucleated Organism
Cell Division in
Nuclearia simplex
Raphidocystis pallida
as Neuston Member
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Chlorella
spec. as Zoochlorellae
Cystozygotes of
Eremosphaera viridis
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Ciliates
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Fine Structure of
Coleps hirtus
Carapace
Platycola longicollis
on Java Moss
Binary Fission in
Vorticella
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Diatoms
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Sexual Reproduction of
Melosira inflexa
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Cnidaria
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Fine Structure of
Hydra viridissima
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Ptygura kostei
on Java Moss
Ptygura longicornis
on Java Moss
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Cyanobacteria and Chlorobi
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Aphanothece
spec.
Aphanothece microscopica
Aphanothece stagnina
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spec.
Anabaena lapponica
Anabaenopsis
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Anabaenopsis milleri
Aphanizomenon
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Aphanizomenon
spec.
Aphanizomenon flos‑aquae
Cylindrospermum
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Cylindrospermum
spec.
Cylindrospermum majus
Dolichospermum
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Dolichospermum sigmoideum
Dolichospermum spiroides
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Microcrocis geminata
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Chlorobium luteolum
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Cyanobacteria
Chroococcales
Aphanothece
Aphanothece
spec.
Aphanothece microscopica
Aphanothece stagnina
Chroococcus
Chroococcus dispersus
Chroococcus minutus
Chroococcus subnudus
Chroococcus tenax
Chroococcus turgidus
Gomphosphaeria
Gomphosphaeria aponina
Microcystis
Microcystis aeruginosa
Nostocales
Anabaena
Anabaena
spec.
Anabaena lapponica
Anabaenopsis
Anabaenopsis hungarica
Anabaenopsis milleri
Aphanizomenon
Aphanizomenon
spec.
Aphanizomenon flos‑aquae
Cylindrospermum
Cylindrospermum
spec.
Cylindrospermum majus
Dolichospermum
Dolichospermum sigmoideum
Dolichospermum spiroides
Nodularia
Nodularia spumigena
Nostoc
Nostoc caeruleum
Nostoc commune
Nostoc sphaericum
Oscillatoriales
Anagnostidinema
Anagnostidinema lemmermannii
Cyanothece
Cyanothece major
Lyngbya
Lyngbya nigra
Oscillatoria
Oscillatoria limosa
Synechococcales
Aphanocapsa
Aphanocapsa elachista
Merismopedia
Merismopedia elegans
Merismopedia glauca
Microcrocis
Microcrocis geminata
Chlorobi
Chlorobium luteolum
Illustrated Key for
Bluegreen Algae – Cyanobacteria
Oscillatoriales
Anagnostidinema
lemmermannii
Cyanothece
major
Lyngbya
nigra
Oscillatoria
limosa
Anagnostidinema
lemmermannii
Cyanothece
major
Lyngbya
nigra
Oscillatoria
limosa
© Wolfgang Bettighofer 2023–2024
New items
Glaucocystis
nostochinearum
Pseudopediastrum
subgranulatum
Pandorina
spec.
Lemmermannia
komarekii
Trebouxia
arboricola
Eremosphaera
viridis
Crucigenia
fenestrata
Goniochloris
tripus
Desmodesmus
subspicatus
Microthamnion
strictissimum
Raphidocelis
arcuata
Goniochloris
sculpta
Volvox
aureus
Crucigeniella
lunaris
Dimorphococcus
lunatus
Nephrochlamys
rostrata
Selenastrum
bibraianum
Microspora
irregularis
Dictyosphaerium
ehrenbergianum
Hydrodictyon
reticulatum
Oocystis
marssonii
Stauridium
tetras
Pseudostaurastrum
enorme
Oedogonium
spec.
Kirchneriella
obesa
Oocystis
parva
Tetradesmus
dimorphus
Pseudostaurastrum
limneticum
Ankistrodesmus
falcatus
Eremosphaera
viridis
cystozygote
Lacunastrum
gracillimum
Rayssiella
hemisphaerica
Tetradesmus
lagerheimii
Bumilleria
sicula
Botryosphaerella
sudetica
Glochiococcus
aciculiferus
Monactinus
simplex
Tetrastrum
elegans
Chlorophyta
cyst
Tetraedron
caudatum
Chaetophoropsis
pisiformis
Characium
angustum
Hindakia
tetrachotoma
Monactinus
simplex
var.
sturmii
Asterococcus
superbus
Treubaria
triappendiculata
Coleochaete
spec.
Chlorotetraedron
incus
Parapediastrum
biradiatum
Cladophora
spec.
zoospores
Chlamydomonas
mutabilis
Chlorella
spec.
Coelastrum
microporum
var.
octaedricum
Lemmermannia
tetrapedia
Pediastrum
braunii
Ulothrix
speciosa
Chlamydomonas
reinhardtii
Chlorella
vulgaris
Desmodesmus
communis
Micractinium
pusillum
Pseudopediastrum
boryanum
var.
longicorne
Klebsormidium
dissectum
Haematococcus
lacustris
Coccomyxa
confluens
Desmodesmus
opoliensis
var.
carinatus
Micractinium
quadrisetum
Porphyridium
purpureum
Chrysopyxis
paludosa
Octactis
speculum
Ceramium
diaphanum
Virescentia
helminthosa
New items
Glaucocystis
nostochinearum
Pseudopediastrum
subgranulatum
Pandorina
spec.
Lemmermannia
komarekii
Trebouxia
arboricola
Eremosphaera
viridis
Crucigenia
fenestrata
Goniochloris
tripus
Desmodesmus
subspicatus
Microthamnion
strictissimum
Raphidocelis
arcuata
Goniochloris
sculpta
Volvox
aureus
Crucigeniella
lunaris
Dimorphococcus
lunatus
Nephrochlamys
rostrata
Selenastrum
bibraianum
Microspora
irregularis
Dictyosphaerium
ehrenbergianum
Hydrodictyon
reticulatum
Oocystis
marssonii
Stauridium
tetras
Pseudostaurastrum
enorme
Oedogonium
spec.
Kirchneriella
obesa
Oocystis
parva
Tetradesmus
dimorphus
Pseudostaurastrum
limneticum
Ankistrodesmus
falcatus
Eremosphaera
viridis
cystozygote
Lacunastrum
gracillimum
Rayssiella
hemisphaerica
Tetradesmus
lagerheimii
Bumilleria
sicula
Botryosphaerella
sudetica
Glochiococcus
aciculiferus
Monactinus
simplex
Tetrastrum
elegans
Chlorophyta
cyst
Tetraedron
caudatum
Chaetophoropsis
pisiformis
Characium
angustum
Hindakia
tetrachotoma
Monactinus
simplex
var.
sturmii
Asterococcus
superbus
Treubaria
triappendiculata
Coleochaete
spec.
Chlorotetraedron
incus
Parapediastrum
biradiatum
Cladophora
spec.
zoospores
Chlamydomonas
mutabilis
Chlorella
spec.
Coelastrum
microporum
var.
octaedricum
Lemmermannia
tetrapedia
Pediastrum
braunii
Ulothrix
speciosa
Chlamydomonas
reinhardtii
Chlorella
vulgaris
Desmodesmus
communis
Micractinium
pusillum
Pseudopediastrum
boryanum
var.
longicorne
Klebsormidium
dissectum
Haematococcus
lacustris
Coccomyxa
confluens
Desmodesmus
opoliensis
var.
carinatus
Micractinium
quadrisetum
Porphyridium
purpureum
Chrysopyxis
paludosa
Octactis
speculum
Ceramium
diaphanum
Virescentia
helminthosa