Vladimir de Sales Nunes

3 Questions 8 Answers 0 Followers

Questions related from Vladimir de Sales Nunes

Could you give your opinion about what these freshwater cyanobacteria could be?

Hi everyone. I would really appreciate a second opinion about these freshwater cyanobacteria, at least about their genera. Any help is extremely appreciated! Thanks in advance!

16 July 2023 9,806 3 View

Are these structures heterocysts in these true-branched filamentous cyanobacteria?

Hi. I'm having some trouble in identifying heterocysts in my samples of true-branched filamentous cyanobacteria, mostly Stigonema. Are these structures pointed by the red lines heterocysts? I...

31 December 2022 1,531 7 View

Does this picture depict asexual reproduction in Staurastrum?

This organism belongs to a sample of freshwater phytoplankton collected in the end of 2018. Does it depict asexual reproduction in Staurastrum or it's just an image imperfection?

01 January 1970 4,885 3 View