Hippopus clam?


Premium Member
I seen a clam at the LFS yesterday. Quit diffrent than i have seen. They called it the hippopus Clam can any one tell me What the species of clam this is? And Does it like rock or sand placement? I may purchase it if i can find some info.


Dark Lord of Sriracha!
Staff member
RC Mod
Could be Hippopus hippopus or Hippopus porcellanus. Max size for both is about 40 centimeters, and H. porcellanus has a smoother shell. They prefer sandy patches on the reef. Reference: Giant Clams, by Daniel Knop.