Alex Hyde / Chlorophyte or green alga (Volvox aureus) in pond water. UK. The larger spheres are approximately 0.5mm in diameter. Digital composite image.
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Graham Eaton / Split level shot of Llyn Idwal and Cwm Idwal, showing freshwater habitat with Green lacustrine algae (Chlorophyceae sp.), Snowdonia NP, Gwynedd, Wales, UK, August
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Nick Upton / Common pond skater (Gerris lacustris) standing on the surface of a garden pond before skating off at speed, with many colonial Green algae (Volvox) spheres moving below the surface, Wiltshire, England...
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Alex Hyde / Water fleas (Daphnia sp.) and a green algae (Volvox aureus) in water from a garden pond. Derbyshire, UK. September. Digital composite.
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Olga Kamenskaya / Green algae (Draparnaldiopsis) on the stones, Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Algae (Tetraspora) in deep water, Lake Baikal, Siberia, Russia. October 2014.
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Olga Kamenskaya / Sponge (Libomirskia baicalensis) and thallus of algae (Draparnaldioides baicalensis) Lake Baikal, Siberia, Russia.
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Olga Kamenskaya / Diver exploring Lake Baikal, looking at endemic Draparnaldiopsis algae, Lake Baikal, Siberia, Russia. September 2013
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Gabriel Rojo / Salt lake, pink in colour due to bacteria (Dunaliella salina) Salinas Grandes de Hidalgo, La Pampa, Argentina
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Gabriel Rojo / Salt lake, pink in colour due to bacteria (Dunaliella salina) Salinas Grandes de Hidalgo, La Pampa, Argentina
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Graham Eaton / An underwater view of the River Glaslyn, with Green bubble algae (Tetraspora gelatinosa), Snowdonia NP, Gwynedd, Wales, UK, October
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Graham Eaton / Long underwater exposure of a mountain stream, with Green algae (Chlorophyceae sp.) moving in the current, River Ogwen, Snowdonia NP, Gwynedd, Wales, UK, October 2009. Highly commended in Botanical Br...
