Wild caught specimens is a concern of mine... is there a convention, or recognised sustainable gathering practice that I can ask stockists if they use?
Hi - I'm about to set up a 5ft marine tank, for which I want live rock to provide the main filtration (along with a protein skimmer).
However - I don't really want to use live rock because of environmental concerns. So I'd rather use an artificial version - I gather you can get aragite which is...