by the sounds of it the only thing putting oxygen into you water was your skimmer which you turned off for the night!
Still sorry to here....take now make sure you do a huge water change to get your ammonia levels down and to re-oxygenate the water!!!
__________________
500G Mixed Reef

__________________________________
Electrician, Electronics Technician, I can help with any electrical questions you might have!!
__________________________________
Kevin
|