Florent's Guide To The

Tropical Reefs

Panamic Sergeant Major
Abudefduf troschelii
Panamic Sergeant Major
Category: Sergeant Damselfishes
Scientific Name: Abudefduf troschelii
Size: Up to 6 in. (15 cm)  
Depth: 5-100 ft. (2-30 m)
Distribution: Gulf of California, Pacific Coast of Mexico to Peru
Chordata (Phylum)
Vertebrata (Subphylum)
 └Osteichthyes (Parvphylum)
  └Actinopterygii (Gigaclass)
   └Teleostei (Class)
    └Ovalentaria (Order)
     └Pomacentridae (Family)
      └Glyphisodontinae (Subfamily)
       └Abudefduf (Genus)
        └A. troschelii (Species)

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© 2026 Florent Charpin