Rhizotrochus care

Can you safely keep a Rhizo if you have small fish?
Yes, assuming the fish don't make a really bad choice ;)

Most fish instinctively know not to swim into them. A healthy fish would be able to swim out of it's grasp if only one tentacle grabbed on, unless it was very, very small, like a Gobiodon okinawae (Clown Goby) for example. With that said, a friend of mine who kept a couple rhizos witnessed Chromis viridis (Green Chromis) try to "sleep" in them at night, and well, they didn't wake up ;)
 
Yes, assuming the fish don't make a really bad choice ;)

Most fish instinctively know not to swim into them. A healthy fish would be able to swim out of it's grasp if only one tentacle grabbed on, unless it was very, very small, like a Gobiodon okinawae (Clown Goby) for example. With that said, a friend of mine who kept a couple rhizos witnessed Chromis viridis (Green Chromis) try to "sleep" in them at night, and well, they didn't wake up ;)

Thanks stunreefer....that's what I thought. I keep alot of small fish, and my concern would be at night when the Rhizo really expands, and the fish can't see well.
 
I've got three copperbanded cardinals, one helfrichi firefish, two baby false percs, and a mandarin.

They all live in my 29g biocube reef with this monster and have had no problems.
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Hello, I'm an Italian Reefer :) I've a 200 liters tank.

Last two week I took two Rhizo, once is red/orange the second is white with green tentacles.

My problem is: Rhizo white was attacked by an Asterina Star and the Rhizo tissue going back... also the meat left the shell but a little bit.

Rhizo eat every day with shrimp, sardine, little sea-fish... and now Rhizo feel better...

Can you/we help me? :) Thanks :)











 
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Rhizo help

Rhizo help

I have had a similar issue on 2 Rhizo's. I thought feeding them everyday would speed up the healing but it really didn't. I think it actually hurt. I have 1 that is back at 75% now (from 25%). The other died. I think the best solution is to feed them like you were before and keep them in a good spot in your tank, protected. Then just give it time (which I know is not a great thing to hear).
 
You CAN overfeed corals. It's hard for me to believe asterina stars did that. I've got them all over my tank & they never attacked my Rhizos, just the zoas.
 
slimmazzo, which picture represents the rhizo today? The top pictures or the bottom pictures?

The top one obviously isn't in great shape, but it could still come back. Feed it very small amounts of food daily, like a couple small pieces of shrimp.

The asterina stars were most likely feeding on the dying tissue of the coral.

As pufferpunk noted many corals can be overfed, so don't feed too much. With that said a healthy rhizo can take quite a bit of food down without issues.
 
Thank's :D

Now, the first photo rappresent the Rhyzo (white) when the light's are on (Sfiligoi Infinity - 250w x 4 t5 24w) [Rhizo is in a cave] every day, when I turn off the light's Rhizo is coming to open, the top is in the night [second and third photo's] - [4-5 is the Rhizo red/orange]

Yes, I will re-try with little piece of shrimp and change every day the alimentation, one day shrimp, other day different type of fish...

Now I add the photo with the Asterina attack...
 
stunreefer,

You're right when you'd mentioned about Rhyzo stinging other corals .. just found out that it did stung my Sun coral which was situated close to it!!

Thx,
Paul
 
You can see two asterina star's in the right side... 17/01/2010









This is the one of two asterina star's, yes in the shell there was two star's...



Exscuse me, my tank temperature is arround 25° C alias 77° fahrenheit... this temperature is the better or...
 
The asterinas were likely eating away at the dying/dead tissue of the coral, or other detrius on the skeleton. Watch closely to see if they encroach on the living tissue or not - if they do you want to pull them out (obviously ;)).

I keep my tank at ~21° C (70° F) and have noticed they fare better, although I have kept them at the same temperature as you in the past with no issues.
 
They can try to steal food from the rhizo. I kept two for a while in an ELOS Mini that had numerous rhizos along with several colonies of Dendrophyllia, and a polyp of Dendrophyllia actually ate one of the shrimp :p

It could go either way, but long term you'd end up with one expensive meal, or one ticked off coral from having it's food stolen ;)
 
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