This specimen came from a slimy film of algae that grew in one of my algal cultures. I think that it is a Nostoc. Objective is 40x/0.65
This specimen came from a slimy film of algae that grew in one of my algal cultures. I think that it is a Nostoc. Objective is 40x/0.65
They look more green than cyan to me.
That’s not the cyanobacteria’s fault, I think that it is mine, so thanks for pointing that out. In the post-processing I clicked on the microscope slide to white balance because the background seemed too blue. But now that you mention this I think that the bluish hue in the background was realistic and setting it to white removed the blue from the blue-green cyan. Without the white balance the color is more cyan: