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Coral Identification: Types Of Coral (Part 1- Hard Coral)

Blue coral (Heliopora coerulea): Blue corals is named for their distinctive, permanently blue skeleton, which is generally hidden by greenish-grey or blue polyps. Blue corals occur in tropical waters, on intertidal reef flats and upper reef slopes.

Coral Scolymia Beautiful Reef Aquarium

Here tubular sea sponge is recreated using stuffed rubber gloves.