close up of a fire coral in clear blue water.

animal aquatic beautiful biodiversity blue burn colorful colors conservation coral dahab danger dangerous detail dichotoma dive diversity diving ecosystem eelgarden egypt endangered environment exotic fire firecoral fish hard invasive landscape life marine millepora milleporidae nature net ocean red reef saltwater scuba sea seascape sinai site species sting structure submerged sun surface texture toxic travel tropic tropical undersea underwater water world yellow