fish dead

Well, seems like all my fish which just arrived Monday are dying. Many came seeming to be very stressed and some with physical signs of some sort of problem. So far, 5 of them have died. This is mainly anthias and wrasse. They pretty much all seem to start having rapid respiration and develop...

So I just got home today to find that my fairy wrasse had died but this isn't what my question is about. Should I now do a water change to avoid an ammonia spike? I removed what was left of the carcass but it looked like my snails and crabs had been eating it for a few hours maybe. I did a water...

Need some major help. For the past 6 months ive been struggling with my first marine tank, I keep getting help from these guys at the pet store, but alot of time their advice controdicts themselves. Right now my tank is just some live rock, sand, 2 cleaner crabs and two ocellaris clownfish...

Would like people's thoughts on this. I have been keeping a mixed reef tank for years now, and have always fed my fish with mainly frozen foods! Last night I fed them with frozen krill, and to my surprise a white feather was introduced into my tank via the frozen krill. The very next day my...