Fish Aquarium
Expert reviews, guides, and care articles in Fish Aquarium. By licensed veterinarians and certified pet professionals.
Guides & Articles (65)
Why is my guppy fading in color
Guppy color loss is usually caused by stress, poor diet, or illness. Check water parameters, provide varied food with carotenoids, and watch for disease signs. Adjust tank conditions to restore vibrant colors.
Why is my molly staying at the bottom of the tank
If your molly fish is staying at the bottom of the tank, it's likely due to stress from poor water quality, temperature shock, illness like swim bladder disease, or bullying. Test water parameters, perform a partial water change, and observe for other symptoms.
Why is my molly getting white spots
White spots on molly fish are most likely caused by Ich (Ichthyophthirius multifiliis), a common parasite. Treatment involves raising water temperature and adding aquarium salt or medication. Consult a vet for confirmation.
Why is my cichlid not eating his food
Your cichlid might refuse food due to water quality issues, stress from tank mates or environment, incorrect diet, illness, or breeding behavior. Check water parameters and observe for symptoms before consulting a vet.
Why is my cichlid turning pale or losing color
Cichlids lose color due to stress, illness, poor water quality, or diet. Check ammonia, nitrite, and nitrate levels, ensure proper tank setup, and watch for disease symptoms. Immediate water changes and quarantining affected fish can help.
Why is my koi clamping his fins
Your koi may be clamping his fins due to stress, fin rot, or a bacterial or fungal infection, so address underlying causes for proper care.
Why is my goldfish getting white spots
White spots on goldfish are usually ich, a parasitic infection. Early treatment with raised temperature and aquarium salt can help, but severe cases need vet-prescribed meds. Always quarantine new fish.
Why is my koi turning pale or losing color
Koi lose color due to stress, poor water quality, inadequate diet, low water temperature, or underlying disease. Test water parameters, improve nutrition, and consult a vet for persistent issues.
Why is my koi gasping at the surface
If your koi is gasping at the surface, it's likely struggling with low oxygen, poor water quality, or gill disease. Test your water immediately. This article explains the top causes and what you can do today.
Why is my molly swimming sideways
Molly fish swim sideways due to swim bladder disorder, often caused by overfeeding, constipation, or water quality issues. Learn how to diagnose and treat this common problem.