Allow me to make a wild guess... You mixed your salt with tap water?
Angel Keeper
http://www.sgreefclub.com/forum/index.php?/topic/128217-Angel-Keeper's-5-Feet-Mixed-Reef-Tank
http://www.liveaquaria.com/product/aquarium-fish-supplies.cfm?c=15+1635
But please note that their diet almost consists exclusively of pods...
Angel Keeper
Hmmmm... Thankfully you have your family looking out for your tank... If you're gonna use the filter sock and travelling overseas for long periods of time, water may overflow out of your tank if filter sock gets choked...
Angel Keeper