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Due to lack of maintenance for long periods of time (no water changes for 8-10 months ), the algae broke out 2 months ago, that caused most of corals died ... (even my out-of-control purple mushroom died, too) Most of my observations seem understandable, except I also found my dragonet is...

Not sure if it has anything to do with too much water flow, my yellow tang has been a lot less active ever since I added a maxspect gyre to my 90gl thre week ago. Today, a dark red spot appears on on side, some red hue appears on the other side near gill. Not really eating :-( Should I take...

I have a rock, that have a few fan worms about 1-2 inch wide when they opens, since last year mushroom coral grows on the rock, they grows so quick, so many and so big. They are blocking the tube openings. One of the worm actually left the tube and disappeared. What is the best way to remove...

The attached picture shows my current 20-gallon sump that supports a 100-gallon display tank. I think my DT consider low bioload: four different tangs (yello, blue, powder brown, and kole tangs all about 2-3 inches), 4 clownfishes ( less than 1.5 inch), one flame angel (1.5 inch), two gobies...

Hi, I got a Kole tang 5 days ago. She appears to be a very shy fish, either hiding when she see my shadow or bumping on the glass or chasing her own reflection in the corner. Finally yesterday, she started come out to eat occasionally. She look healthy that is a good relief. Still, I am not...

Hello, I diy'ed a algae reactor: 300 led light strip, warm white, 3000 - 3500k 80 ghp, (It feels weaker though) It has been a month, it seems fulfilled the purpose and I am happy about it except: All sort of micro algae outgrows the chaeto I put in the reactor, eventually killed the initial...

5 weeks ago, I picked up a sick little junior blue tang from LFS. He was really in bad shape. Ever since then, he has been in my 10-gallon hospital tank alone in the following order in time: first week in the hospital tank, no treatment, just clean water from my display tank. I wanted to see if...

Today, I purchased about 100lb fiji live rocks. They have been in a reef tank for more than 10 years until today I purchased them. The owner is breaking the tank apart now. They must be live, but I can see they have a lot Aiptasia and some turf algae on them. I won't be surprised there are also...

Hi, I just found ick on my blue tang:-( I cannot treat them in the display tank because I have invertebrates and corals in the display tank. I am setting up a 20-gallon hospital tank and have a question: By removing all the fishes from display tank, can I also move my protein skimmer to the...

I was in the process of preparing hyposalinity treatment and just found this poor gal died. Although she was breathing heavily, she was still swimming and eating two hours ago. Two other tangs in the same tank show no sign of ich. I am wondering if this is ich? Should I proceed treating all...

Hi, I found some ich on my clownfish, and have been reading how to do Hyposalinity Treatment. I am not clear about the following: After catching all the fishes, should i just drop the fishes right in the hospital tank with hyposalinity 1.009 for the best hyposalinity results, or should I...

Hi, My PH seems to high and I would like to monitoring the PH more frequently. I found digital PH meter pen seems very cost effective and a lot easier than the API testing kits I currently use. Do you think the digital PH meter pen is good enough? My tank: 100 gallon. 7 fishes. (clowns...

Just setup a 100 gallon tank with about 80 pounds dry rock, and in the process of cycling now. I am near a tidepool full of marine lifes like sea urchine, sea star, anemone, clams, seahares, sea snails, crabs, etc. They are protected but I think the water and cups of sands are not guarded. Do...

Hello, I want to use a chamber in my sump as a refugium: about 4 gallon, 8 inch dept. Do you think something like the following is sufficient for keeping plants/chaeto and grow pods: http://www.amazon.com/gp/product/B00...=sr_1_5&sr=8-5 I like it because it seems submersible and easy to...

Hi, I found this (see attached picture) in my sump, stick on the glass. I spotted a month ago on some maco alge and It graduately moved to glass from the bottom to water surface. Does it look like an Aipasia anenome, or is it good or bad? Should I remove it or leave it alone? Thanks in...