Florent's Guide To The

Tropical Reefs

Maxima Giant Clam
Tridacna maxima
Maxima Giant Clam
Also known as: Rugosa Clam
Category: Giant Clams
Scientific Name: Tridacna maxima
Size: Up to 14 in. (35cm)  
Distribution: Indo-Pacific
Mollusca (Phylum)
└Bivalvia (Class)
 └Cardiida (Order)
  └Cardiidae (Family)
   └Tridacninae (Subfamily)
    └Tridacna (Genus)
     └T. maxima (Species)

Bivalves & Chitons
Giant Clams

Maxima Giant Clam

Flutted Giant Clam

Hippopus Clam

Boring Giant Clam

Smooth Giant Clam

Giant Clam



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© 2025 Florent Charpin