Could someone please Id this clam, Pictures included

[HighestOlive]

I was just wondering if someone could be id this clam for me. I am new to the whole clam game and don't know how to tell one type of clam from another.

Here is my new clam:

Also if anyone could let me know where I could find some information and how to distinguish between that different type of clams that would be great.

Thans for the help.

 

[kbecker]

That is a gigas.

 

[nam2212]

How big is your tank? Gigas get massive.

 

[The Shrimp X]

gigas clams (which you have) get over 3 feet long.