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Sera Blackwater Aquatan 100 ml – Blackwater Effect Water Conditioner
Sera Blackwater Aquatan 100 ml is a water conditioner designed to create a natural blackwater effect in aquariums, replicating tropical habitats such as the Amazon basin.
It helps reduce stress, enhance fish coloration, and promote natural behavior in soft-water species.
Key features
- Creates a natural tropical blackwater effect
- Conditions tap water for a more natural environment
- Helps reduce fish stress
- Enhances natural behavior and coloration
- Supports a more stable aquarium environment
- Reduces light penetration, helping to control algae
How it works
- Simulates natural dark tropical water conditions
- Releases natural substances that gently darken the water
- Improves wellbeing of sensitive fish
- Helps recreate natural biotopes
When to use
- Biotope aquariums (Amazon, South American setups, etc.)
- Soft-water fish species (discus, tetras, etc.)
- Stress reduction for sensitive fish
- Natural decorative aquariums
How to use
- Add directly to the aquarium
- Shake well before use
- Use with every water change
- Slight initial cloudiness is normal
Recommended dosage
- 10 ml / 50 L of water
- Temporary slight cloudiness is normal
- Apply during each water change
💡 Example:
- 60 L aquarium → 12 ml
Why use Sera Blackwater Aquatan?
It recreates natural tropical blackwater conditions, helping reduce stress, improve coloration, and support natural fish behavior.
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