Florent's Guide To The

Tropical Pacific Reefs

Largemouth Triplefin
Ucla xenogrammus
Largemouth Triplefin
Category: Triplefin Blennies
Scientific Name: Ucla xenogrammus
Size: Up to 2 in. (5 cm)  
Depth: 6-130 ft. (2-40 m)
Distribution: Indo-West Pacific
Chordata (Phylum)
└Vertebrata (Subphylum)
 └Osteichthyes (Parvphylum)
  └Actinopterygii (Gigaclass)
   └Actinopteri (Superclass)
    └Teleostei (Class)
     └Blenniiformes (Order)
      └Tripterygiidae (Family)
       └Ucla (Genus)
        └U. xenogrammus (Species)

Gobies & Blennies
Triplefin Blennies

Largemouth Triplefin (Female)

Miracle Triplefin

Striped Triplefin



All Photographs
© 2025 Florent Charpin