This site has a picture of M. faveolata, M. franksi, and M. annularis all together for comparison. http://coralpedia.bio.warwick.ac.uk/en/corals/montastraea_faveolata#
This site has a picture of M. faveolata, M. franksi, and M. annularis all together for comparison. http://coralpedia.bio.warwick.ac.uk/en/corals/montastraea_faveolata#
A number of these brain coral colonies were seen at depths of five to eight metres in the northern Red Sea. I was within a submersible craft observing the coral reef environment.