It's a New Day - Need Advice on Next Steps

  • We are currently upgrading MFK. thanks! -neo
Start by assessing the toxicity levels developed from the dead fish. If the tank is left in the cold of winter, I would say very little bacterial activity took place. You can check this by looking for very dark stains built up in your substrate or somewhere else. If the water became totally contaminated and little BB can be saved, time to clean, scrub, bleach and boil some things and start over by re-cycling your tank. 0.02$

Hoping all the best for you and your endeavors! Happy fishkeeping!
 
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