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)
└Osteichthyes (Parvphylum)
 └Actinopterygii (Gigaclass)
  └Actinopteri (Superclass)
   └Teleostei (Class)
    └Blenniiformes (Order)
     └Tripterygiidae (Family)
      └Ucla (Genus)

Gobies & Blennies
Triplefin Blennies

Largemouth Triplefin (Female)

Miracle Triplefin

Striped Triplefin



All Photographs
© 2025 Florent Charpin