Elegance Woes

RevJDA

Premium Member
I know. Elegance corals are a real challenge. But I couldn't resist. I have a well established tank with excellent water quality, flow, and lighting. So, I brought home an elegance coral.

It was doing well--extending its tentacles, not just the polyp, good color, and it began eating. However, I saw the thread on raw shrimp from the grocery store too late. I fed it one 1/4 inch size piece of shrimp. It closed around it, and consumed it. I watched.

The next morning the part that got the piece of food was still retracted and I got worried. Then, an area of white began to show up on the retracted part of the coral.

The next day I had read the thread warning about phosphates and preservatives in grocery store shrimp. So, I borrowed some silversides from my son, and fed the elegance a 1/4 size piece of it. The coral took it in and consumed it. The next morning the site of the first feeding was still retracted but the area where I fed the silversides was open and looking good.

It's been nearly a week since I fed the store bought shrimp. The area that got that piece of food is gone. But the other side where I fed the silversides has good color and that's about all. It is retracted almost inside the skeleton. There are no signs of mucous or dead tissue. It just doesn't look well.

Is it possible for the elegance coral to isolate a diseased or damaged part of its polyp mass, seal it off, and then regenerate the rest of the coral? I don't want to leave this coral in the tank so long that it decomposes and poisons the water. Neither do I want to throw out a coral that may have a chance of survival.

I need some advice. I would post a picture, but my camera's battery is dead and it will be at least 24 hours before I can get a shot. There is no sign of rotting tissue. The mass of the coral just seems to be sitting retracted on one side of the skeleton.

By the way, it has not "bailed out."
 
While grocery store sea food is not good for your Elegance I highly doubt this is the cause of your problem. With grocery store food they normally discharge the food before it is fully digested, and they may remain a little withdrawn for a few days after the fact. I have not seen the reactions you are describing caused by this food. I believe the problems you're seeing are caused by excess lighting. If it were my coral I would dip it in an iodine based dip and move it to a more dimly lit area of the tank. A pic would be very helpful.
 
Thanks for your reply. However, I had to throw out the elegance this morning. I located the coral on the sandbed in the most dimly lit part of my tank. It was actually almost directly under a rock ledge. The only other places darker than its location was in the entrance to a cave, but it would have to rest on the rock rather than the sand. I thought that might be more of risk for damage.

I did just notice a small, dime sized piece of the coral lying on the sandbed. It is a vibrant green and has small tentacles. Does a piece like this ever survive? I have read Borneman's book, Aquarium Corals. However, the article on elegance corals doesn't say much about propagation of this species in the home aquarium. I guess it's just too difficult.
 
I'm sorry about your Elegance. I would be very very surprised if the left over tissue survived. It will most likely decay in your tank if its not removed.
Environmental factors like light and flow are far more important than if the coral is on rocks or sand. They can survive and be perfectly healthy on ether surface if the light and flow are adequate. I keep all my Elegance on the rocks.
 
Thanks for your reply and the information. How many elegance corals do you have? I would love to get even one to thrive in my tank. If I decide to try again later I will certainly think about placing it on the rock in a more dimly lit area of the tank.
 
At the moment I have 8. All of them Indo Elegance. Before its all over I hope to have more like 38. I just bought a new tank so I have room for more. Over the past year and a half I have had quite a few. Made some mistakes along the way and lost some. I have learned from those mistakes. Now I have no fear of losing an Elegance coral. Not even when I get them in very bad shape from the LFS. If all goes well I will have my web sight up and running soon where I can tell others how I am able to keep them alive.
 
Thanks. I hope you will email me when your site is up. I am in love with these corals. But I just hate to lose one. It's not the money so much, it's the idea that something I did, or something I didn't do, caused the losss.

After your website is up maybe I'll try again.
 
You probably already heard this but for now if you want an elegance, your best bet is getting a frag from one that had been in a tank for a couple years. A friend of mine fragged his huge 7 year old colony maybe half a year ago and all the frags have survived.
 
You may also want to try getting an Aus Elegance to begin with.. I've noticed elegance corals are very common here and they are considered very hardy by all lfs I have visited :)
 

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