Navicula reinhardtii, ca 1500 x, 1 pixel = 0,0145 microns

Have a nice day!
Tom

#Navicula #NaviculaReinhardtii #Diatom
More images on: https://www.doc-ralf.de/diatomeen/pennales/raphidineae/naviculaceae/navicula/145-navicula-reinhardtii