Why is the ruby fish not red?
Recently, the issue of ruby fish becoming lighter or less red has become a hot topic of discussion among aquarium enthusiasts. Many aquarists have discovered that the originally bright ruby fish gradually faded and even turned white and dull. This article will combine the hot content of the entire network in the past 10 days to analyze possible causes and provide solutions.
1. Data statistics on recent hot topics

| platform | Number of related topics | heat index |
|---|---|---|
| Baidu Tieba | 128 | 85 |
| Zhihu | 56 | 72 |
| Douyin | 215 | 92 |
| Station B | 43 | 68 |
2. Common reasons why ruby fish are not red
1.water quality issues: This is the main reason for the discoloration of ruby fish. Unsuitable water quality parameters will directly affect the color performance of fish.
| water quality parameters | ideal range | influence |
|---|---|---|
| pH value | 6.5-7.5 | Too high or too low will cause fading |
| Ammonia nitrogen content | 0mg/L | Exceeding the standard will cause the fish body to turn white |
| water temperature | 24-28℃ | Unfitness will affect metabolism |
2.feed problem: Ruby fish require specialized feed rich in color-enhancing ingredients such as astaxanthin.
3.Insufficient light: Proper lighting helps ruby fish maintain bright color.
4.disease factors: Diseases such as white spot disease and saprolegnia will cause the color of the fish to become lighter.
3. Solution
1.Improve water quality: Regularly detect water quality parameters to maintain stable water quality.
2.Adjust feed: Choose high-quality color-enhancing feed and appropriately add natural color-enhancing foods such as shrimp meat.
| color food | Frequency of use | Things to note |
|---|---|---|
| Frozen bloodworms | 2-3 times a week | Need to be thawed before feeding |
| shrimp meat | 1-2 times a week | Remove shrimp shells |
| Special color-enhancing feed | daily | Choose a well-known brand |
3.Optimize lighting: Maintain moderate light for 8-10 hours a day, and you can use professional aquarium lights.
4.Disease prevention and treatment: If sick fish are found, isolate and treat them promptly to keep the water clean.
4. Expert advice
According to recent interviews with aquarium experts, the problem of ruby fish fading is usually not caused by a single factor, but the result of a combination of multiple factors. It is recommended that aquarists take comprehensive measures:
- Establish a regular water change cycle
- Use water quality monitoring equipment
- Choose a landscaping environment suitable for Ruby Fish
- Avoid overcrowding
5. Netizens’ experience sharing
In recent hot discussions on major forums, many aquarists have shared their experiences in successfully solving the fading problem of ruby fish:
| Netizen ID | solution | Effective time |
|---|---|---|
| Aquarium expert Xiao Zhang | Replacement of LED aquarium lights + color-enhancing feed | 2 weeks |
| Fish farming veteran Brother Li | Adjust pH + Add driftwood | 3 weeks |
| Newbie Xiao Wang | Comprehensive improvement of water quality + treatment of white spot disease | 1 month |
Although the problem of ruby fish not turning red is common, as long as the cause is found and the correct measures are taken, the bright color can be restored in most cases. I hope the analysis and suggestions in this article can help aquarists who encounter the same problem.
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