https://www.usgs.gov/media/images/gloeotrichia-echinulata-under-epifluorescent-microscope-1
Gloeotrichia echinulata Under Epifluorescent Microscope | U.S. Geological Survey
This organism forms a colony that is the size of a pin head and can be seen floating in the water. Using ultra violet light, the filaments glow red from...
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