Name the algae?

jmesmcm

Member
Can you identify the following algae(?) and the best way to get rid of it. Are there any inverts or fish that will eat this stuff it is driving me crazy!!!!
 

the claw

Active Member
Hard to tell with the photo, but I'm guessing either majano (magano sp???) anenomes, which are very similiar to aiptasia in their behavior and nuisance factor, or they are yellow polys, which are loved and sought after.:) I'm guessing it's the first one.
 

jmesmcm

Member
They definately are not yellow polyps, I have those elsewhere in my tank and these are more of a brown in color the flash on the camera caused them to appear to have a yellowish colow. These came in on a scolymia I used to have that was covered in them and I was told by the person at the LFS that they were some sort of macroalgae that were harmless. They did not seem to spread at all until I tried to clean them off the rock and a few of them got loose in the tank. Then anywhere they landed a new colony has sprung up.
Currently I am trying to remove them using tweezers being careful to not allow them to spread further but I am having a difficult time getting rid of them.
 

the claw

Active Member
They are most likely that anenome. Are you familiar with aiptasia? Some of the same manual methods will work on these little fellows. I am not familiar whether or not biological controls (copperband butterfly, peppermint shrimp) will work on these little fellas. However, injecting with kalk and boiling water should work. Do not scrub them off in your tank. All of the little pieces will form new colonies, and I don't think tweezing them off will work either. They will just resprout.
Fight the good fight.
 

jmesmcm

Member
These are all to small to inject, I just did a search on the internet for the majano anemone and found pictures of it which do not match what this is. These are very small and look more like little flowers with a stem and mutiple branches coming off of the stem. The stem is never more than a milimiter or so in diameter and they do not pull in like an anemone when brushed against. So I think it must be some sort of algae rather than an anemone. Any other guesses?
 
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