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Akinets of Haematococcus pluvialis in darkfield, This algae morphes into the akinet form when environmental condictions get bad and produces the red carotenoid astaxanthin to protect itselft from the sun.
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Phase Contrast
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Lardero, La Rioja, Spain
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Akinets in brightfield
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Differential interference contrast
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Lardero, La Rioja, Espaa
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Trieste, Friuli-Venezia Giulia, Italia
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This is the flagellated form in phase contrast.