Kim Taylor / Filamentous green algae {Spirogyra sp} showing cell structure
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Franco Banfi / Endemic sponge (Lubomirskia baicalensis) and filamentous algae (Spirogyra sp) around stone covered with sponge (Baikalospongia sp.), Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Thallus of filamentous algae (Spiragira and Ulothrix) under Ice, Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Algae (Spirogyra) on the remains of the dock, Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Freshwater isopod (Acanthogammarus lappaceus) on a mat of filamentous algae (Spirogyra and Ulothrix) Lake Baikal, Siberia, Russia. October.
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Olga Kamenskaya / Algae (Spirogyra) which has grown suddenly, Baikal Lake, which suggests human pollution may be to blame , Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Thallus of filamentous algae (Spirogyra and Ulothrix) , Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Thallus of filamentous algae (Spirogyra and Ulothrix) , Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Thallus of filamentous algae (Spirogyra and Ulothrix) , Lake Baikal, Siberia, Russia.
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Cyril Ruoso / Algae (Spirogyra) seen from underwater, Conboy Lake National Wildlife Refuge, Washington USA. March.
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Olga Kamenskaya / Tire covered by filamentous algae (Spirogyra), Lake Baikal, Siberia, Russia. September.
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Adrian Davies / Blanket weed (Spirogyra adnate) Slapton Ley National Nature Reserve, Devon, England, UK, July.
