deatth

Some how my ammonia spiked overnight and killed all 3 of my Stingrays. 1 Marble Motoro Hybrid, 1 Motoro and 1 Black Diamond. Also my Catfish is not looking so good. My 2 Gars seem to still be doing great. The Motoro I had for over 1 year and a half. Any ideas what could case this?