safe?

Hi everyone! I have read plenty abo it how bristleworm a are mostly good with the exception of one kind. I don’t think this one is that bad type but I suspect this fella was doing something I’m not too happy about. I have a cauliflower coral right by where I spotted him today. A couple of days...

As the title states - How do I reintroduced beneficial bacteria to my sponge filter? Here’s where my filter sits today. In my “little closet cabinet” for SW needs etc. Received new I just drenched it in fresh water and rung it out. Plopped it into my HOB Filter for a few weeks. If you know...

Hey all! I was trying to find some vynl or polyethylene 7/64 ID tubing for my Kamoer X1 pump... but the only stuff i could find that would fit is a micro fuel line... and its Polyurethane. I tried looking up some kind of SDS for this material and all I get is "micro fuel line is manufactured...