[quote="stray voltage? said:I have heard about this in the past. Is there a way to check for this?"]
http://saltaquarium.about.com/od/strayvoltageproblems/Stray_Voltage_Problems.htm
The Powder brown was still alive in the refugium this morning but not strong enough to swim so and it finally died a little later. Don't think its Dinos said:Polyfilter... any of the saltwater stores should carry it. It comes in pads and you put it in the sump or under your overflows.