Well last night I woke up at 2:30 am to a big crash and slosh comming from the tank room. Got up and took a look and there was my 29 gallon refugium all over my floor!!!!!!!! The table that it was sitting on next to my 90 gal for a month and a half finally had enough of it and decided to break a...
My GSP have had a brown coat of algae on them at various times before making them look brown. It could be that a snail has not cleaned them off. Other than that you may have a contamination of some sort that is killing them off. Not sure what it could be but those are my idears.