Quick Tips For Feeding Sun Corals

sianeds

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Some Quick Tips For feeding Sun Corals
Tubastraea aurea, Tubastraea faulkneri

Sun Corals are beautiful additions to your reef tank if cared for correctly.
This is my advice for keeping a healthy specimen and is based on my experience.
It is intended to be a quick guide, not an essay.
Please feel free to add anything that may be useful.




Sun corals require feeding frequently, no less than twice a week. I would recommend feeding every other day

Feed with Mysis shrimp, chopped Octopus, diced raw fish or adult Brine shrimp. I use frozen prepared foods thawed in a little tank water

You may find it easiest to use tweezers to target feed your sun coral. They simply cannot catch enough food in the water column during normal feedings. Be careful not to jab the coral or touch it with the tweezers

Put the food into a glass or on a saucer and pick up individual pieces. Make sure no piece is bigger than the mouth of the polyp you are going to feed

Pick up one piece of food with the tweezers and gently brush it against the open polyp of the coral. The food will stick to the tentacles. Take care not to pull it once it has stuck

Where possible feed your fish 30 minutes or so before attempting to feed the coral. The presence of food in the water will encourage the coral to open and will also deter hungry fish and inverts stealing the corals meal

Feed the bottom polyps of the colony first. This will avoid touching parts that have been fed and causing them to retract

Do not feed every polyp at each feeding. The sun coral will only open when it is hungry. If you overfeed it it will stay closed up for days afterwards. Try to feed 1/3 of the colony every other day for the best results

When a polyp has been fed it will appear bloated for a day or so. Try not to feed the same head at 2 consecutive feedings. This will ensure you have a nice even display

If you are going on holiday or going away for a few days then you can give your sun coral a bigger meal and feed every polyp

As it grows the sun coral will produce new polyps. Don’t worry about trying to feed the little ones, they will get enough nutrition from the rest of the colony

If your coral doesn’t open up to feed you can place it in a small bowl with some tank water and add lots of solid food. Move the water gently around the coral and hopefully it will respond. You may need to do this every day or two until the coral starts to open enough to feed properly

Watch for any tankmates stealing it’s food. Cleaner shrimp and crabs are the worst culprits. As the pull the food out of the corals mouth they can damage it

Most importantly enjoy your sun coral
They are wonderful to keep and great fun to feed if you have the time and patience


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Nice one mate. Im def thinking about having one myself do they need MH?
 
excellent, we want one eventually, some good tips there! :good:
 
Nice one mate. Im def thinking about having one myself do they need MH?

No they prefer moderate lighting. Most people fail with sun corals because they underfeed or provide too much light. They do better in shady spots with a moderate to low flow but they also need to be positioned somewhere easy to get to for feedings
 
Indeed, the best place for one is under an overhang, or other area that gets little light. Pest algaes can overtake not-photosynthetic corals that are placed in high light.
 
Excellent post. In actuality, sun corals have NO photosynthetic activity, i.e., must eat since they do not contain zooxanthellae. They prefer LOW lighting, if at all. In nature, they are usually found UNDERNEATH rock ledges and near cave openings. High flow is what they really prefer since that is how they catch their food in nature...food must be brought to them by currents. In our aquariums, moderate will be OK. Sun corals will open if they sense food OR if the current picks up. Put them in a container and stir the water rapidly...add some food and they will respond.

Important note. Food = nitrates. Sun corals, although very beautiful, CAN add nitrates to your system, especially nanos. High protein foods that can contribute include squid and octopus (yes, they love ANYTHING). Although most anyone can care for these beautiful corals, I recommend to wait until you have your water parameters under control and, if you are adding fish, do that first. If you can be an excellent water keeper and have the patience to feed them constantly, they ARE a beautiful addition to your nano reef. SH

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I agree that in the wild they prefer high currents as Steel said. In my tank I have found they do better in moderate currents as they tend to open up more often and for longer. They definately do like less light.

My two suns ate a whole cube of frozen chopped octopus last night between them!! They will eat and eat until you get bored of feeding them. But as I said, for purely aesthetic reasons it's best to feed them more sparingly as you will get a better display :good:
 
The way I have fed mine is to place a pop bottle Cleaned & Base cut off) over the Tubastraea sp., then feed the throught the lid

This ensures that any greedy shrimp, fish etc. have no chance of disturbing the feeding Tubastraea & will cut down the polution you add from uneaten food

Many reefers suggest removing the Tubastraea sp. from the tank (in a bowl etc.) to feed, I would only suggest doing this in extreme conditions as the longer the water is seperated from the main display the temp will fall, along with ph etc.

I had a beautifull black Suncoral (Tubastraea micrantha.) for 6 years, this was a massive animal that cost a fortune to feed lol.
 
I'd love a black sun coral. I have read that they need daily feedings but as soon as I find a good specimen it's coming home with me :drool:
 
great write up :good:

i will in the future be buying a sun coral but my concerns thow is are they hard to keep or are they pretty easy away from the feeding
 
great write up :good:

i will in the future be buying a sun coral but my concerns thow is are they hard to keep or are they pretty easy away from the feeding
The only reason I dont keep Tubastraea sp./Tubastraea micrantha anymore is simply due to not having time to feed them, I am barely in the door before falling asleep & then back up & out at 5am

One of my older tanks was full of Tubastraea, they are very easy to care for but do require taht bit more attention than some other animals which I could not give them the time for
 
Yes they are more time consuming than other corals. It takes me about 20mins every time I feed mine. If you were to go on holiday you would have to ask someone to come in and feed them for you. I will be getting some more for my bigger tank if I can find some nice specimens as the colour they bring to your display is well worth the trouble of feeding them IMO
 

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