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Can anyone tell me why sometimes my cut-up worms turn blue?
I cut up the nightcrawlers and feed them in the tank. Sometimes if I don't clean them up within a day, the cut-up chunks become bright blue in spots--almost a methylene blue color.
I cut up the nightcrawlers and feed them in the tank. Sometimes if I don't clean them up within a day, the cut-up chunks become bright blue in spots--almost a methylene blue color.