#pair

I plan to breed Damselfish next, specifically Yellowtail Damselfish, but I clearly won't be getting a pair in my display tank. As far as I know, Damsels are hermaphrodites (I don't really remember the correct name, but they are all born female and some become male), so what space could you...

Does anyone have any tips or tricks to get a watchman (or any kind) goby and pistol shrimp to dig at the front of the tank? I'm getting a Red Sea Reefer 750 and I'd hate it if they end up at the back of my tank and I never get to see the pair...

So I have this pair of gold head gobies. Is there a way to tell which is male and which is female? Typically I would guess the larger one with the brighter colored head is the male? I’m planning on feeding copepods regularly and my substrate is a few inches deep so I hope they’re happy. I’m not...