Originally posted by Bang Guy
IME they react to sudden changes in water parameters. 9 out of 10 times it's low ALK when my Xenia curl up. I've also seen them react to Ammonia (dead snail), Salinity (bulkhead leak), and PH (limewater OD). I can just glance at them and tell if something is off.
what's your recommended level alk for xenia?