Are all Scleractinians Hermatypic?
Are all Scleractinians Hermatypic? Two categories of scleractinians Most zooxanthellate coral species (about 50% of the total number) are reef-building (hermatypic) and live in warm, shallow water, whereas the majority of azooxanthellate scleractinians occur in deep, cold water, where only a couple of species are reef-building. When did the scleractinia first appear? 240 million years […]