OxyCore is a premium hyper-porous biological filter media engineered to provide exceptional aerobic filtration in freshwater and marine aquariums. Designed to support large colonies of beneficial nitrifying bacteria, OxyCore helps rapidly convert harmful ammonia and nitrite into less toxic compounds, supporting a healthier and more stable aquatic environment.

Each piece of OxyCore offers significantly more usable surface area than traditional plastic biomedia, creating the ideal environment for aerobic bacteria to colonise and thrive. The rough, porous structure allows beneficial bacteria to establish extensive biofilms, maximising biological filtration efficiency and helping maintain excellent water quality.

Key Features

• Hyper-porous biomedia for advanced biological filtration
• Supports rapid removal of ammonia and nitrite
• Provides significantly greater surface area than standard plastic media
• Encourages strong colonies of beneficial nitrifying bacteria
• Suitable for freshwater and marine aquariums
• Durable structure designed for long-term use
• Helps improve aquarium stability and water quality
• Compatible with most aquarium filtration systems

Available Sizes

Why Choose OxyCore?

Effective biological filtration is essential for maintaining a healthy aquarium. OxyCore provides the ideal habitat for aerobic nitrifying bacteria, which play a vital role in the nitrogen cycle by converting toxic ammonia and nitrite into less harmful substances.

Its highly porous structure maximises bacterial colonisation, helping aquariums establish and maintain efficient biological filtration. This makes OxyCore an excellent choice for new aquarium setups, established systems and heavily stocked aquariums where water quality is critical.

Directions for Use

1. Place OxyCore in a canister filter chamber, filter basket or filter media bag.

2. Position where water flow is consistent to maximise bacterial colonisation.

3. Use approximately 50g (¼ cup) per 200 litres of marine water or 400 litres of freshwater.

4. Periodically clean using aquarium water or a suitable maintenance product to remove excess debris.

For Best Results

• Maintain media cleanliness with Blue Shark Outbreak! Waste Control.

• Combine with Blue Shark Colony Rapid Cycle beneficial bacteria to accelerate biological filtration and aquarium cycling.

• Use as part of a complete filtration system for optimal water quality.

OxyCore delivers the surface area and durability needed for effective biological filtration, helping beneficial bacteria flourish while supporting a cleaner, healthier aquarium. Whether you're establishing a new tank or upgrading your filtration system, OxyCore provides a dependable foundation for long-term aquarium success.