![Asterionella-formosa](https://realmicrolife.com/wp-content/uploads/2023/04/Asterionella-formosa-P9254295-Martin-Kreutz-1.jpg)
Asterionella formosa
![Centritractus-dubius](https://realmicrolife.com/wp-content/uploads/2023/03/Centritractus-dubius-P3223268-Martin-Kreutz.jpg)
Centritractus dubius
![Chlorobotrys-regularis](https://realmicrolife.com/wp-content/uploads/2024/02/Chlorobotrys-regularis-955-5-Martin-Kreutz-2.jpg)
Chlorobotrys regularis
![Chlorogonium-elegans](https://realmicrolife.com/wp-content/uploads/2022/08/Chlorogonium-elegans-P3171381-Martin-Kreutz-1.jpg)
Chlorogonium elegans
![Chloropedia-plana](https://realmicrolife.com/wp-content/uploads/2023/12/Chloropedia-plana-PA037828-Martin-Kreutz.jpg)
Chloropedia plana
![Chrysosphaerella-brevispina](https://realmicrolife.com/wp-content/uploads/2022/09/Chrysosphaerella-brevispina-P5266189-Martin-Kreutz-1.jpg)
Chrysosphaerella brevispina
![Closterium-dianae](https://realmicrolife.com/wp-content/uploads/2024/01/Closterium-dianae-PB118929-Martin-Kreutz.jpg)
Closterium dianae
![Closterium-kuetzingii](https://realmicrolife.com/wp-content/uploads/2023/05/Closterium-kuetzingii-P3191762-63-64-65-66-69-Martin-Kreutz-1.jpg)
Closterium kuetzingii
![Closterium-moniliferum](https://realmicrolife.com/wp-content/uploads/2024/01/Closterium-moniliferum-P5103125-Martin-Kreutz.jpg)
Closterium moniliferum
![Closterium-striolatum](https://realmicrolife.com/wp-content/uploads/2024/06/Closterium-striolatum-P4225215-Martin-Kreutz.jpg)
Closterium striolatum
![Cosmarium-caelatum](https://realmicrolife.com/wp-content/uploads/2023/08/Cosmarium-caelatum-334-11-Martin-Kreutz.jpg)
Cosmarium caelatum
![Cosmarium-circulare](https://realmicrolife.com/wp-content/uploads/2024/03/Cosmarium-circulare-P8206588-Martin-Kreutz.jpg)
Cosmarium circulare
![Cosmarium-granatum](https://realmicrolife.com/wp-content/uploads/2024/02/Cosmarium-granatum-397-36-Martin-Kreutz-1.jpg)
Cosmarium granatum
![Cosmarium-reniforme](https://realmicrolife.com/wp-content/uploads/2024/05/Cosmarium-reniforme-P4145022-Martin-Kreutz.jpg)
Cosmarium reniforme
![Cosmarium-vogesiacum](https://realmicrolife.com/wp-content/uploads/2024/02/Cosmarium-vogesiacum-P7305705-Martin-Kreutz.jpg)
Cosmarium vogesiacum
![Desmodesmus-abundans](https://realmicrolife.com/wp-content/uploads/2023/12/Desmodesmus-abundans-281-10-Martin-Kreutz-1.jpg)
Desmodesmus abundans
![Desmodesmus-asymmetricus](https://realmicrolife.com/wp-content/uploads/2023/06/Desmodesmus-asymmetricus-P9244255-Martin-Kreutz.jpg)
Desmodesmus asymmetricus
![Desmodesmus-brasiliensis](https://realmicrolife.com/wp-content/uploads/2024/02/Desmodesmus-brasiliensis-276-10-Martin-Kreutz.jpg)
Desmodesmus brasiliensis
![Desmodesmus-communis](https://realmicrolife.com/wp-content/uploads/2023/08/Desmodesmus-communis-P7093984-Martin-Kreutz-1.jpg)
Desmodesmus communis
![Desmodesmus-denticulatus](https://realmicrolife.com/wp-content/uploads/2022/11/Desmodesmus-denticulatus-P9294399-Martin-Kreutz.jpg)
Desmodesmus denticulatus
![Desmodesmus-protuberans](https://realmicrolife.com/wp-content/uploads/2023/11/Desmodesmus-protuberans-P9294402-Martin-Kreutz.jpg)
Desmodesmus protuberans
![Desmodesmus-serratus](https://realmicrolife.com/wp-content/uploads/2023/11/Desmodesmus-serratus-P8256844-Martin-Kreutz.jpg)
Desmodesmus serratus
![Dinobryon-divergens](https://realmicrolife.com/wp-content/uploads/2023/10/Dinobryon-divergens-P6145008-19-21-22-Martin-Kreutz-1.jpg)
Dinobryon divergens
![Dinobryon-sertularia](https://realmicrolife.com/wp-content/uploads/2023/10/Dinobryon-sertularia-PB136116-Martin-Kreutz-1.jpg)
Dinobryon sertularia
![Dinobryon-stipitatum](https://realmicrolife.com/wp-content/uploads/2023/11/Dinobryon-stipitatum-P9304606-1-Martin-Kreutz-4.jpg)
Dinobryon stipitatum
![Eremosphaera-viridis](https://realmicrolife.com/wp-content/uploads/2022/11/Eremosphaera-viridis-P4227944-Martin-Kreutz-1.jpg)
Eremosphaera viridis
![Eudorina-elegans](https://realmicrolife.com/wp-content/uploads/2023/10/Eudorina-elegans-PA158292-Martin-Kreutz.jpg)
Eudorina elegans
![Fragilaria-capucina](https://realmicrolife.com/wp-content/uploads/2024/04/Fragilaria-capucina-P2272544-45-46-Martin-Kreutz-1.jpg)
Fragilaria capucina
![Fusola-viridis](https://realmicrolife.com/wp-content/uploads/2022/10/Fusola-viridis-P9244146-Martin-Kreutz.jpg)
Fusola viridis
![Gloeochaete-wittrockiana](https://realmicrolife.com/wp-content/uploads/2024/04/Gloeochaete-wittrockiana-P3083331-Martin-Kreutz-1.jpg)
Gloeochaete wittrockiana
![Gloeocystis-polydermatica](https://realmicrolife.com/wp-content/uploads/2023/10/Gloeocystis-polydermatica-P1090222-Martin-Kreutz-1.jpg)
Gloeocystis polydermatica
![Golenkinia-radiata](https://realmicrolife.com/wp-content/uploads/2022/08/Golenkinia-radiata-P5103841-Martin-Kreutz-1.jpg)
Golenkinia radiata
![Gonatozygon-brebissonii](https://realmicrolife.com/wp-content/uploads/2024/01/Gonatozygon-brebissonii-PB118910-11-Martin-Kreutz.jpg)
Gonatozygon brebissonii
![Gonatozygon-kinahanii](https://realmicrolife.com/wp-content/uploads/2023/09/Gonatozygon-kinhanii-P9167525-Martin-Kreutz.jpg)
Gonatozygon kinahanii
![Goniochloris-tripus](https://realmicrolife.com/wp-content/uploads/2023/02/Goniochloris-tripus-P4308365-Martin-Kreutz.jpg)
Goniochloris tripus
![Haematococcus-pluvialis](https://realmicrolife.com/wp-content/uploads/2024/05/Haematococcus-pluvialis-P3194428-30-Martin-Kreutz.jpg)
Haematococcus pluvialis
![Lacunastrum-gracillimum](https://realmicrolife.com/wp-content/uploads/2022/11/Lacunastrum-gracillimum-P9294408-Martin-Kreutz-1.jpg)
Lacunastrum gracillimum
![Mallomonas-akrokomos](https://realmicrolife.com/wp-content/uploads/2024/04/Mallomonas-akrokomos-P3056182-Martin-Kreutz.jpg)
Mallomonas akrokomos
![Mallomonas-insignis](https://realmicrolife.com/wp-content/uploads/2023/02/Mallomonas-insignis-PB247985-Martin-Kreutz.jpg)
Mallomonas insignis
![Micractinium-pusillum](https://realmicrolife.com/wp-content/uploads/2023/02/Micractinium-pusillum-P5013572-Martin-Kreutz.jpg)
Micractinium pusillum
![Micrasterias-apiculata](https://realmicrolife.com/wp-content/uploads/2024/02/Micrasterias-apiculata-789-32-Martin-Kreutz-1.jpg)
Micrasterias apiculata
![Micrasterias-denticulata](https://realmicrolife.com/wp-content/uploads/2024/02/Micrasterias-denticulata-var-angulosa-332-18-Martin-Kreutz-1.jpg)
Micrasterias denticulata var. angulosa
![Micrasterias-papillifera](https://realmicrolife.com/wp-content/uploads/2024/02/Micrasterias-papillifera-P9290756-Martin-Kreutz.jpg)
Micrasterias papillifera
![Micrasterias-rotata](https://realmicrolife.com/wp-content/uploads/2022/07/Micrasterias-rotata-832-12-Martin-Kreutz-236x300.jpg)
Micrasterias rotata
![Micrasterias-truncata](https://realmicrolife.com/wp-content/uploads/2022/07/Micrasterias-truncata-P7070903-Martin-Kreutz-271x300.jpg)
Micrasterias truncata
![Mischococcus-confervicola](https://realmicrolife.com/wp-content/uploads/2024/02/Mischococcus-confervicola-745-29-Martin-Kreutz.jpg)
Mischococcus confervicola
![Monactinium-simplex](https://realmicrolife.com/wp-content/uploads/2023/10/Monactinus-simplex-P8176168-Martin-Kreutz.jpg)
Monactinium simplex
![Monactinus-simplex-var-echinulatum](https://realmicrolife.com/wp-content/uploads/2023/10/Monactinus-simplex-var-echinulatum-P8176123-Martin-Kreutz.jpg)
Monactinus simplex var. echinulatum
![Nephrocytium-limneticum](https://realmicrolife.com/wp-content/uploads/2023/08/Nephrocytium-limneticum-P5213430-Martin-Kreutz.jpg)
Nephrocytium limneticum
![Cosmasiella-arcuata-var-platydisca](https://realmicrolife.com/wp-content/uploads/2023/09/Comasiella-arcuata-var-platydisca-P7204526-Martin-Kreutz.jpg)
Cosmasiella arcuata var. platydisca
![Ochromonas-crenata](https://realmicrolife.com/wp-content/uploads/2022/11/Ochromonas-crenata-P3257576-Martin-Kreutz.jpg)
Ochromonas crenata
![Ochromonas-verrucosa](https://realmicrolife.com/wp-content/uploads/2022/11/Ochromonas-verrucosa-P6183725-Martin-Kreutz.jpg)
Ochromonas verrucosa
![Pediastrum-duplex-var-asperum](https://realmicrolife.com/wp-content/uploads/2024/02/Pediastrum-duplex-var-asperum-PA158108-Martin-Kreutz.jpg)
Pediastrum duplex var. asperum
![Penium-polymorphum](https://realmicrolife.com/wp-content/uploads/2024/02/Penium-polymorphum-P7027109-Martin-Kreutz.jpg)
Penium polymorphum
![Penium-spirostriolatum](https://realmicrolife.com/wp-content/uploads/2024/02/Penium-spirostriolatum-335-22-Martin-Kreutz.jpg)
Penium spirostriolatum
![Phacotus-lenticularis](https://realmicrolife.com/wp-content/uploads/2022/10/Phacotus-lenticularis-PA094918-Martin-Kreutz.jpg)
Phacotus lenticularis
![Pseudopediastrum-boryanum](https://realmicrolife.com/wp-content/uploads/2022/11/Pseudopediastrum-boryanum-P9304671-Martin-Kreutz-1.jpg)
Pseudopediastrum boryanum
![Pseudopediastrum-cornutum](https://realmicrolife.com/wp-content/uploads/2023/03/Pseudopediastrum-cornutum-P9254285-Martin-Kreutz.jpg)
Pseudopediastrum cornutum
![Scenedesmus-semipulcher](https://realmicrolife.com/wp-content/uploads/2023/11/Scenedesmus-semipulcher-276-10-Martin-Kreutz.jpg)
Scenedesmus semipulcher
![Scenedesmus-verrucosus](https://realmicrolife.com/wp-content/uploads/2022/07/Scenedesmus-verrucosus-P5300175-Martin-Kreutz-209x300.jpg)
Scenedesmus verrucosus
![Schizochlamys-planctonica](https://realmicrolife.com/wp-content/uploads/2023/02/Schizochlamys-planctonica-P9254284-Martin-Kreutz-3.jpg)
Schizochlamys planctonica
![Sphaerocystis-bavarica](https://realmicrolife.com/wp-content/uploads/2023/08/Sphaerocystis-bavarica-P7248037-Martin-Kreutz-1.jpg)
Sphaerocystis bavarica
![Spirotaenia-condensata](https://realmicrolife.com/wp-content/uploads/2023/02/Spirotaenia-condensata-337-24-Martin-Kreutz.jpg)
Spirotaenia condensata
![Spirotaenia-erythrocephala](https://realmicrolife.com/wp-content/uploads/2023/11/Spirotaenia-erythrocephala-P9016995-Martin-Kreutz.jpg)
Spirotaenia erythrocephala
![Staurodesmus-extensus](https://realmicrolife.com/wp-content/uploads/2023/08/Staurodesmus-extensus-P5018504-Martin-Kreutz-1.jpg)
Staurodesmus extensus
![Stylodinium-globosum](https://realmicrolife.com/wp-content/uploads/2023/03/Stylodinium-globosum-P6010380-Martin-Kreutz.jpg)
Stylodinium globosum
![Tabellaria-flocculosa](https://realmicrolife.com/wp-content/uploads/2023/02/Tabellaria-flocculosa-337-19-Martin-Kreutz-1.jpg)
Tabellaria flocculosa
![Tetmemorus-brebissonii](https://realmicrolife.com/wp-content/uploads/2024/02/Tetmemorus-brebissonii-P7027136-Martin-Kreutz-1.jpg)
Tetmemorus brebissonii
![Tetradesmus-lagerheimii](https://realmicrolife.com/wp-content/uploads/2023/08/Tetradesmus-lagerheimii-P7093971-Martin-Kreutz-2.jpg)
Tetradesmus lagerheimii
![Tetradesmus-lagerheimii-var-tetradesmoides](https://realmicrolife.com/wp-content/uploads/2023/12/Tetradesmus-lagerheimii-var-tetradesmoides-P9254289-Martin-Kreutz.jpg)
Tetradesmus lagerheimii var. tetradesmoides
![Tetraedron-minimum](https://realmicrolife.com/wp-content/uploads/2023/12/Tetraedron-minimum-PB017323-Martin-Kreutz-1.jpg)
Tetraedron minimum
![Tribonema-affine](https://realmicrolife.com/wp-content/uploads/2024/01/Tribonema-affine-PB118994-Martin-Kreutz.jpg)
Tribonema affine
![Lepochromulina-bursa](https://realmicrolife.com/wp-content/uploads/2024/03/Lepochromulina-bursa-P5094660-Martin-Kreutz.jpg)
Lepochromulina bursa