The Science of Water Quality

💧 Online Aquarium Water Quality Checker - Check it out!

Why Water Quality is Everything for Your Fish

🧪 Ammonia, Nitrates, Nitrites
What do they mean?

These chemicals can silently harm your fish. Ammonia comes from waste, while nitrates/nitrites result from bacteria breaking it down. Too much? Your fish might feel stressed—or worse.

📏 Test Your Tank Regularly
Use our new free water quality checker

Use water test kits weekly to check for dangerous levels. Balance is key, and sometimes, even a small water change can save the day.

Question: What should I use during and after cycling your tank?

Seachem Prime
A must-have water conditioner to detoxify ammonia, nitrites, and nitrates.

How To Use:

  • How to Use During Cycling: Add 2 drops per gallon daily to neutralize toxins while bacteria colonies establish.

  • How to Use After Cycling: Use during water changes (1 capful for every 50 gallons) to maintain a safe environment.

How To Use:

  • How to Use During Cycling: Add 1 capful per 10 gallons daily for the first 7 days.

  • How to Use After Cycling: Use during water changes or after cleaning the filter to replenish beneficial bacteria.

Seachem Stability
A bacteria supplement to speed up the cycling process and establish a healthy biofilter.

API Master Freshwater Test Kit
A comprehensive kit to monitor ammonia, nitrite, nitrate, and pH levels.

How To Use:

  • Test water weekly by following the instructions for each parameter. Compare the color results to the included chart to ensure your tank remains safe.

🐠 Did You Know?
Healthy water mimics nature! Tropical fish thrive in slightly acidic water (pH 6.5–7.5), while goldfish prefer neutral water (around pH 7).

📥 Try Our Free Water Quality Checker Here:

What’s your biggest challenge with water quality?

Login or Subscribe to participate in polls.

Coming Sunday: 🐟 The Best Shrimp for Small Tanks
tiny creatures with BIG cleaning skills!