Clam

[melbuinn]

my clam past away this morning after being 1 week in my aquarium, don´t hey need much light? and stream? maby i put it in wrong place,all the other corals is doing fine

 

[Travis L. Stevens]

They need lots of light and decent water parameters. It may have also fell victim to various things like Pyramid Snails or Pinched Mantle Disease.