tank stocking

Hey! I just upgraded to a 48! Current set up is 29 bow with two clownfish that’s been running for 2 years. Used to have a diamond goby but he got too big ( wish I’d kept him now, he was a great fish). the new tank is 48 gallons with a 14 gallon sump. what fish could be good additions? I’d...

Hi everyone, I'm upgrading my 6 year old 30g to a 125g FOWLR, and I'm hoping to add some new friends to my current stock. I've been doing a ton of research but I've been finding a lot of conflicting information, so I thought I'd see if anyone has ideas for new fish. My current fish/inverts...

So I am moving my eel and fish from my 40 gallon saltwater tank to a 65 gallon. My questions are if I should get a canister filter or an RODI filter or is it better to get both. I'm not 100% against having a sump tank but Would rather go with a canister or RODI filter or both. Also would i need...

My 10 gallon set up currently has 1 emerald crab, but I’m looking to add a fish (or 2?). If I added a chalk basslet, would a goby be safe as well in a tank this size? I’m new to nano tanks.