RGB color indices as proxy for symbiont cell density and chlorophyll content during coral bleaching
Erik Francesco Ferrara, Lavinia Bauer, Giulia Puntin, Friederike Bautz, Sibel Celayir, Marie-Sa Do, Frederik Eck, Melissa Heider, Pia Wissel, Angelina L. Arnold, Thomas Wilke, Jessica Reichert, Maren Ziegler
This study uses RGB color indices to estimate symbiont cell density and chlorophyll content in corals under bleaching conditions, finding the Red index provides strong correlations across species.
Limnology and Oceanography Methods · Mar 19, 2026Peer-reviewedEcology