Fig. 4 in Histopatological effects of bleaching and disease on the coral Siderastrea stellata from coastal reefs of Brazil

Fig. 4. Comparison of mean densities of zooXanthellae per 100 µm2 of gastrodermis between healthy samples, bleached, white plague diseased and colonies of coral Siderastrea stellata Verrill, 1868 with pigmentation pattern altered (PPA).