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Initially thought it might have been a mantis, but nothing has died from it, nor been disturbed by it seemingly. So I’m curious if anyone has had this happen. Below is a video and a listing of the little equipment I have running. Innovative Marine 100 Gallon INT Aquarium with full...

So I set up my kh director it was working fine then all of a sudden it started making a popping noise during testing and the test never works correctly and it does it when I try to vent reagent tube Here is a video of what it does