Pachyclavularia violacea

Pachyclavularia violacea (en) Green Star Polyp, GSP, Daisy Polyps, Mat Polyps, (de) Röhrenkoralle
CameraNikon D5100LensAF-S VR Micro-Nikkor 105mm f/2.8G IF-EDF-stopf/6.3ISOISO-1000Exposure time1/30 sec.