Florent's Guide To The

Tropical Reefs

Lobed Star Coral
Orbicella annularis
Lobed Star Coral
Category: Stony Corals
Scientific Name: Orbicella annularis
Synonyms: Montastraea annularis
Size: Colony 1 to 10 ft. (0.3 to 3 m)  
Depth: 6-130 ft. (2-40 m)
Distribution: Caribbean, Bahamas, Florida
Note: Previously thought to be a variation of Boulder Star Coral.
Cnidaria (Phylum)
└Anthozoa (Subphylum)
 └Hexacorallia (Class)
  └Scleractinia (Order)
   └Merulinidae (Family)
    └Orbicella (Genus)

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© 2025 Florent Charpin