CUC = Hair Algae

double check your testing equip and make sure that they are good. If they are then you can cut back your photo period. a urchin will do some damage on HA, and astrea are my favorite snail
 
double check your testing equip and make sure that they are good. If they are then you can cut back your photo period. a urchin will do some damage on HA, and astrea are my favorite snail

+1
Nutrients or lights or both are off and need some tweeking. I vote Tuxedo Urchin, mine kicks ass around the tank.
 
Oh Yeah! Mine is an algae eating machine... though he won't seem to touch the longer stuff. awesome critter. I enjoy mine! Just watch out if you have a black background... the days of reaching for things without carefully checking first are over. :-)
 
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