plant advice

I have been growing a red mangrove for a year now (6 sets of leaves but most have fallen off given time) and I recently repotted it into a 5 gallon, no salinity or water parameter changes but this new water is full of tannins. I fear I may have damaged the roots and salt is getting inside the...

Hello! I'm getting ready to set up my first saltwater tank. My husband has had large saltwater tanks in the past (75+gal) but I'm just trying to set up a 30gal for 2 clownfish, an anemone, maybe some shrimp, and a starfish. I'm not sure if/how much coral I might get as I still need to do more...