Florent's Guide To The

Eastern Pacific Reefs

Orange Fireworm
Eurythoe complanata
Orange Fireworm
Category: Fireworms
Scientific Name: Eurythoe complanata
Size: 2 to 4 in. (5 to 10 cm)  
Depth: 6-50 ft. (2-15 m)
Distribution: Caribbean, Bahamas, Bermuda, Florida, Brazil, Gulf of America, Indo-Pacific, Pacific Coast of Mexico to Panama, Hawaii
Note: Mitochondrial DNA data has shown that Eurythoe complanata is a cryptic species complex
Annelida (Phylum)
└Polychaeta (Class)
 └Errantia (Subclass)
  └Amphinomida (Order)
   └Amphinomidae (Family)
    └Eurythoe (Genus)
     └E. complanata (Species)

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© 2026 Florent Charpin