When using methylene blue to give fish**, there is something detritus in the water that may be due to the following reasons:
Liquid drug residue: After methylene blue is dissolved in water, some drugs will precipitate and form a substance similar to debris.
Fish excrement: Fish may excrete some food debris that has not been completely digested, which forms a debris-like substance at the bottom of the water.
Water quality issues: If the water quality is not good, impurities and floats in the water may increase, forming debris-like substances.
In order to solve this problem, you can try the following:
Replace the water source: If the water quality problem is more serious, you can try to change the water source to reduce impurities and floaters in the water.
Adjust the feed: If the fish excreta too much, try adjusting the feed formula to reduce the fish's excreta.
Change the water properly: Change part of the water regularly to keep the water clean.
Avoid excessive use of methylene blue: When using methylene blue, the drug should be used in moderation according to the recommendations of the drug instructions to avoid water pollution caused by excessive use.
In short, when using methylene blue for fish**, it is necessary to pay attention to the changes in the water and take timely measures to keep the water quality clean and stable.
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