fish dieing

I have 6 month old 65 gal tank 2 clouws 1 green blue chromis 1 Cardinal 3 shrimp And various cuc Have added 2 fish at two different times over last 4,weeks and both have died Any help Other fish ok and corbels are doing well any suggestions Thanks

Hey Reefers, I recently had some stock die To be precise ( 2 chromis 1 firefish and 1 clown):bawling: But I don't understand why these fish died...:confused: Here's all I know plz:help: if you can. The tank has been setup for more than a year, I't was recently moved about a month ago...

So I set up a 14th biocube in July the tank has cycled and I have added some coral . The coral has been in for at least a month and a half (zoo and blue mushrooms ) and they have prospere. But when I have added fish they have lasted about 15 to 30 days thenow die . My nitrate amonia nitrite...

Hey guys. Been viewing this site for a long time, but never posted until now. Hopefully someone can provide some insight. For the past two months, I've been buying fish and they die or disappear. I've gone through Helfrichi, Percula, two pairs of Twinspot Gobies and a Purple Firefish. I...

i recently got a 30 gallon. I purchased it from someone that had it running. It came with Maroon Clown and Serpent Starfish. I added more live rock to the tank. The star and maroon have died. I have had the water checked by 2 different stores and its pretty much ok to ad fish... i have added...