Category Archives: Video

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Introduction to Didymosphenia geminata (Didymo)

[New Zealand] Didymosphenia geminata, commonly known as didymo or rock snot, is a species of diatom that produces nuisance growths in freshwater rivers and streams with consistently cold water temperatures and low nutrient levels. It is native to the northern hemisphere, and… Continue reading Introduction to Didymosphenia geminata (Didymo)